OT-2026-000022894
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three 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-2026-000022894) never changes.
Identity and time
| Publication number | OT-2026-000022894 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46eb-7ecd-bdac-2044f8d6d6eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022894 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57d774015027b12c1aaae8bc6d07d0dbaa964d172ffd9139d5337f2f3591c1c2 |
|---|---|
| Markdown | 4db7a433a829326dad73b4d2ab36be27cd5a59bea9ed960cbcb256505bd503e4 |
| Publication page | ae3a2614b323cbd98417637187baf9bf509d71eac84abe7a62202b1b855a7778 |
| Manifest | 420279fc6719797821a98b441e0653dc7764e904148dcdcafe30e236f0a91b4e |
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 | sarD7Dm7p1L3XHTtz6r5rvxc8dR3kCC2BHxqI7yzUMnkeZeKtE1D/sWFr6lgTxFqhsE2zshFdiX+ZsKdIY9NCQ== |
| 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
| 2026-09-17T11:52:27.962893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022894observed ae3a2614b323cbd98417637187baf9bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:27.943677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022894/manifest.jsonobserved 420279fc6719797821a98b441e0653dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:27.923286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022894/publication.mdobserved 4db7a433a829326dad73b4d2ab36be27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:27.904405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022894/publication.txtobserved 57d774015027b12c1aaae8bc6d07d0db...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. |
|---|