OT-2026-000031603
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000031603) never changes.
Identity and time
| Publication number | OT-2026-000031603 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bacf-7806-9073-e28948c30ab9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031603 |
| Status | PUBLIC |
Content hashes
| Canonical text | 184835fba192ef2fd668a1679a1bf7958839d7a5228ca864e027ab55a85f1f14 |
|---|---|
| Markdown | 6120c727207dd0b97b72868b171afe0d9b9ff8d9a84f5959ebf7f88781b8d382 |
| Publication page | a979e612c93a50a2c00eaf36d4b0c97f755fad732858dd7633281bba10ac1e85 |
| Manifest | f9304d8d748cd84027f87b438900a9e42af51c1c12ea70250662fe142b15ad5c |
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 | Dj0cyY1L+E/y7VVBmIrmtB/x7xx1t/ZYHWXb6Vmjy1OElXFMA0LKjMZ1hXba6xTrZ2vjewnndYzWiH2A658PDg== |
| 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
| 2026-09-17T11:34:38.845194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031603observed a979e612c93a50a2c00eaf36d4b0c97f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:38.826630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031603/manifest.jsonobserved f9304d8d748cd84027f87b438900a9e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:38.807369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031603/publication.mdobserved 6120c727207dd0b97b72868b171afe0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:38.787599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031603/publication.txtobserved 184835fba192ef2fd668a1679a1bf795...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. |
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