OT-2026-000053981
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000053981) never changes.
Identity and time
| Publication number | OT-2026-000053981 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-79d3-b278-3d7bae46a46d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e2c404dd06e886ab413b0f7049a115e48e3d4d4ae0d1e408c7aadd79971c853 |
|---|---|
| Markdown | bb484fb7fa1269bfdbd1beaf99650e7060151cb4dc439cec13f18d5c55bf7e35 |
| Publication page | a560dc311ffc885b2e639470b8b3da5ac0af7ebb0185237d335dbbbb34d6b7be |
| Manifest | c5b920518e9fdcbbe4a3b71dd5eb901dc23c99ba56e18ecd8870154d769d63fb |
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 | 40sSc4qjKCB6BURNhRW2ReaPghcK7nCnlH3uFryuTw3TC19CjJ/A90yLjrcn/QDlrHqy3zvpm+gwjmPjyDPLAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:16.964124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053981observed a560dc311ffc885b2e639470b8b3da5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:16.938248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053981/manifest.jsonobserved c5b920518e9fdcbbe4a3b71dd5eb901d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:16.910965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053981/publication.mdobserved bb484fb7fa1269bfdbd1beaf99650e70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:16.883529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053981/publication.txtobserved 5e2c404dd06e886ab413b0f7049a115e...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. |
|---|