OT-2026-000030109
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000030109) never changes.
Identity and time
| Publication number | OT-2026-000030109 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e4ff-79d9-8f02-8e6901fd2837 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030109 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8aa7444e199133db07a7f69a867776e7934bf9034998e75e15add5b587423d2 |
|---|---|
| Markdown | dcd637f2efad42fb6cf410d2ab5a93b7410cab1685a475140073f218a8621bba |
| Publication page | e60ab693279289336cb33ba2316d71562c9c001cb36c672b264932d86437a03f |
| Manifest | 3c2a0459fe3a473caefb82bf42086d64954b54797db4360342fbbc2c41f0027d |
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 | xr1oDQ/KpJdvmqLMLde/QFLYVAp+79nt9y9gMa5hVNzhjkrf1X5EQONW266S2vxGvq+YT349wpF9vlS/lBO4CQ== |
| 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
| 2026-09-17T11:40:20.414092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109observed e60ab693279289336cb33ba2316d7156...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:20.393395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109/manifest.jsonobserved 3c2a0459fe3a473caefb82bf42086d64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:20.370320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109/publication.mdobserved dcd637f2efad42fb6cf410d2ab5a93b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:20.353664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109/publication.txtobserved e8aa7444e199133db07a7f69a867776e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:42.406522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109observed e60ab693279289336cb33ba2316d7156...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:42.389086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109/manifest.jsonobserved 3c2a0459fe3a473caefb82bf42086d64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:42.370554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109/publication.mdobserved dcd637f2efad42fb6cf410d2ab5a93b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:42.352408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030109/publication.txtobserved e8aa7444e199133db07a7f69a867776e...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. |
|---|