OT-2026-000091436
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000091436) never changes.
Identity and time
| Publication number | OT-2026-000091436 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-77db-bc67-46855e1f4a70 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091436 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7b9313c35f4c4b868d489eb1775981c979e8199a389f23862f8730fb120c845 |
|---|---|
| Markdown | f204a7f62ba9d2104c9c92c66f40d7967e7de44250d7205c7eb61a0c325580b1 |
| Publication page | ea9b7987a1c9cf0d7429fdffc63c1754bcc0b203b92129e6f3a91e2894da93d6 |
| Manifest | fa3f13ceeeec2ef0e6147b7e889f4210de6b5d03a9c756b5bf7d44a85a6097c9 |
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 | aCdeRsfS08PDC27Sd8cPDz05aaIUkTcixT0mrlqtJMnSS2+uHLDgeauC6m1k6AlT9zjRps0+gSPwpqrM4iE2Cw== |
| 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... |
|---|
Independent retrieval
| 2026-11-02T08:41:38.203991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436observed ea9b7987a1c9cf0d7429fdffc63c1754...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T08:41:38.154830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436/manifest.jsonobserved fa3f13ceeeec2ef0e6147b7e889f4210...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:41:38.087799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436/publication.mdobserved f204a7f62ba9d2104c9c92c66f40d796...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:41:38.021592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436/publication.txtobserved e7b9313c35f4c4b868d489eb1775981c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T08:41:22.384536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436observed ea9b7987a1c9cf0d7429fdffc63c1754...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T08:41:22.309445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436/manifest.jsonobserved fa3f13ceeeec2ef0e6147b7e889f4210...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T08:41:22.228844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436/publication.mdobserved f204a7f62ba9d2104c9c92c66f40d796...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T08:41:22.145243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091436/publication.txtobserved e7b9313c35f4c4b868d489eb1775981c...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 |
|---|