OT-2026-000069822
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000069822) never changes.
Identity and time
| Publication number | OT-2026-000069822 · never reused |
|---|---|
| Internal UUID | 01a0ae91-185f-73ab-8da2-6ddd79b8f8c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069822 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c1afcc14d0a1832c812b14388a24223960e5eaeb4fbc734f6f71f4ff2e7b537 |
|---|---|
| Markdown | bdf9bc31a2d1cb6b59f007c5924f09aa8c62f18391d7224330dc1a7889b5fc60 |
| Publication page | 973df1747b05ee7f5b27d898c6a0c6a95d07f9096b7d1f140952468b14790109 |
| Manifest | 659a8c89b26806c2eedf30db35daf713ae9502039372f124f47eb0fdbeb4dea5 |
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 | GieXpNK+E8MTc7HNBIS3H76Y9WbH3RBGhJ1Do/XmSuLZz5U0ua44aLo0K+ooL3dqpzoYdPskh/nD0GhPr7qKDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:26:39.261110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069822observed 973df1747b05ee7f5b27d898c6a0c6a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:39.243471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069822/manifest.jsonobserved 659a8c89b26806c2eedf30db35daf713...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:39.226640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069822/publication.mdobserved bdf9bc31a2d1cb6b59f007c5924f09aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:39.209796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069822/publication.txtobserved 2c1afcc14d0a1832c812b14388a24223...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. |
|---|