OT-2026-000037689
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000037689) never changes.
Identity and time
| Publication number | OT-2026-000037689 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cf-7b92-a7c6-427e0d29c8be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037689 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7c781ea289c17b9d33df1e3abcd5dab3af49dc0024a373d8b5432c860319ebf |
|---|---|
| Markdown | 1476acc4fc6e34ec770ea123a3fe9f4b80e0869deae276e2cbc506232da34f0d |
| Publication page | 4c8be424942068538e19dbaac111cd753db76a25bd5808d8c76b3f2bf7257d1d |
| Manifest | 257c815e4411e48be479ba47ac301b412a880e555d96914c1cff6e181e7ff378 |
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 | Crx36VUQjHJ4iVprDWxtaM5JDgTlGf8h3iFGNmrO4GkTvADHScttqxdfhzZjJ4IdCwMfybd3GHeHi1LLkP+rDQ== |
| 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
| 2026-09-17T11:24:16.505965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037689observed 4c8be424942068538e19dbaac111cd75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:24:16.490319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037689/manifest.jsonobserved 257c815e4411e48be479ba47ac301b41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:24:16.473520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037689/publication.mdobserved 1476acc4fc6e34ec770ea123a3fe9f4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:24:16.455036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037689/publication.txtobserved c7c781ea289c17b9d33df1e3abcd5dab...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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