OT-2026-000029739
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pulsed blow-off before set-down
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-2026-000029739) never changes.
Identity and time
| Publication number | OT-2026-000029739 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-7255-a983-34023bd302a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029739 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55dc2cfe99b3ac273176ff3ab76950fc151e0f36ef525fe2d759328d933a2ffa |
|---|---|
| Markdown | 46c01b21bfbe98073e69dd14b8b6ad2e1fe8183bc316c3ea6452a547302d88be |
| Publication page | fb7d994eb878ed38e559855a7d8286a55ca4b19bbcb3d28431056f587131ceed |
| Manifest | b7109a2ca2369631657905163b94d94a967b0c27eaf2a663a7d4f86a7487c99b |
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 | Ah0bamaPwb6bR/hB3bXYw9KtJMHM87ibYMolV+GmoKQ7TBw/SEQheJaq2geu24RkRZD5mvxCJiUWzMP+9YNyBQ== |
| 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
| 2026-09-17T11:39:29.146884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029739observed fb7d994eb878ed38e559855a7d8286a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:29.127612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029739/manifest.jsonobserved b7109a2ca2369631657905163b94d94a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.109258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029739/publication.mdobserved 46c01b21bfbe98073e69dd14b8b6ad2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.090818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029739/publication.txtobserved 55dc2cfe99b3ac273176ff3ab76950fc...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. |
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