OT-2026-000031421
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000031421) never changes.
Identity and time
| Publication number | OT-2026-000031421 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-7d88-b3e2-2b4b7e2ca429 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78435ea6456a135d8b32f49018db8474a8c834ffeceae484a40ab3074769b568 |
|---|---|
| Markdown | a6cc4c90e9a1645328ccfd5f6fc603b555ca60bc902d48d56d8fc8dc49e2b212 |
| Publication page | 4575136044504b21fb3f017562bfd04d53f6e0f5b67b97bede83acd7dc35a626 |
| Manifest | 08524168f1a2ed734251a2e61852b49058586e86a5c24a68efc039500479777c |
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 | ieUTedtQf5GfqLIpPU7z5z2ut+6uJEpSfEO+tCe622LmlstiulKMYYTw4vAGTTDkbnUD3bOE5VLWvpMIssqGAQ== |
| 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
| 2026-09-17T11:36:08.335054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031421observed 4575136044504b21fb3f017562bfd04d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:08.315562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031421/manifest.jsonobserved 08524168f1a2ed734251a2e61852b490...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:08.298373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031421/publication.mdobserved a6cc4c90e9a1645328ccfd5f6fc603b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:08.282509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031421/publication.txtobserved 78435ea6456a135d8b32f49018db8474...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. |
|---|