OT-2026-000012901
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, pulsed 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-2026-000012901) never changes.
Identity and time
| Publication number | OT-2026-000012901 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7b3a-b764-c8e36d512e12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012901 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d94f18635a6abf80f3bde10650f1a7e150e1e56c7e8ca506283cd1801c2b2ef |
|---|---|
| Markdown | f811b0608830c8414e25696444d6fdcf68c9b5ff98093eed59b415262fd423af |
| Publication page | bc0a81d92bb7b400bc17b1cb48069ddc11857e05e1f9378e7a1f2637080dbd55 |
| Manifest | 7976d1c45cfb23731ac376dad1682f4b241be62ec4d5eeda921d11c282efedc9 |
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 | PJvg9LURfjybCi+XwPVQF6MxeOrdF7AO8d6pTGFIw7lTSNooXPaoWYON0HkG2le6v/R/gb7UxS5evdMTLLCiAQ== |
| 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
| 2026-09-17T12:10:41.544358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012901observed bc0a81d92bb7b400bc17b1cb48069ddc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:41.526442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012901/manifest.jsonobserved 7976d1c45cfb23731ac376dad1682f4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:41.506536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012901/publication.mdobserved f811b0608830c8414e25696444d6fdcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:41.485624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012901/publication.txtobserved 5d94f18635a6abf80f3bde10650f1a7e...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. |
|---|