OT-2026-000081864
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000081864) never changes.
Identity and time
| Publication number | OT-2026-000081864 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-7db2-8ac0-72c47cf5001b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081864 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c56b1e1ba550f5b0d48024b6f64b28ea76ebbe496294a8558a8f0e7e5c173c7 |
|---|---|
| Markdown | 1ba621cd6b793414f07359bb7b7475372d66ab3f296afdcc24e688cb43bba162 |
| Publication page | 126ea195f86d6c118bf63e33f1e7ee2b064cfb0ae5b7ff05baaa8ccfeb4ba4c8 |
| Manifest | ca5d8fef42e1fb0028f173b398c880225cfed4f5a4f63f4371246f2e5d4a6b7f |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | k5UNyu6rWl8xo9Rp6/K+bajxePjFGOIPThmcHbWZ/23YHMkVF6K/gwGlV1JcUqStajJP18A59jviID3PoDEbCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
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Independent retrieval
| 2026-10-24T16:41:51.949285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864observed 126ea195f86d6c118bf63e33f1e7ee2b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T16:41:51.899457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864/manifest.jsonobserved ca5d8fef42e1fb0028f173b398c88022...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T16:41:51.839132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864/publication.mdobserved 1ba621cd6b793414f07359bb7b747537...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T16:41:51.782075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864/publication.txtobserved 2c56b1e1ba550f5b0d48024b6f64b28e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T12:41:37.788323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864observed 126ea195f86d6c118bf63e33f1e7ee2b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T12:41:37.738412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864/manifest.jsonobserved ca5d8fef42e1fb0028f173b398c88022...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T12:41:37.669733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864/publication.mdobserved 1ba621cd6b793414f07359bb7b747537...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T12:41:37.523501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081864/publication.txtobserved 2c56b1e1ba550f5b0d48024b6f64b28e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|