OT-2026-000027900
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000027900) never changes.
Identity and time
| Publication number | OT-2026-000027900 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-7a7b-94d6-2e603dffa65b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027900 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97d955fb41148f4ccd690dcb67fb4406c99161123422e691d240897e8ba1e275 |
|---|---|
| Markdown | 7c669072f4946c7b4bae2d9955a261f45263204336a66df1783685309d746d9a |
| Publication page | 3f80025510aa71805415ad32b5f23eaf73879998f4aea4e46173fe864b46a703 |
| Manifest | 0fd4f7d9b83d72f1432b4a8c60dba1068d41ab73fd46357c6d1c99bba8779f4d |
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 | YKjlyzZP8QquaPiXMNHXTwe+jjjTGhgCfUfNL7U6fDtus5gI5v1EZIT9tNJG4Ji8aQwTNZ8NS4kssRcqzIkdDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:04.139466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027900observed 3f80025510aa71805415ad32b5f23eaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:04.120254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027900/manifest.jsonobserved 0fd4f7d9b83d72f1432b4a8c60dba106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:04.103281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027900/publication.mdobserved 7c669072f4946c7b4bae2d9955a261f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:04.086326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027900/publication.txtobserved 97d955fb41148f4ccd690dcb67fb4406...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|