OT-2026-000053326
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000053326) never changes.
Identity and time
| Publication number | OT-2026-000053326 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a15-79f0-b0f5-0a7e9a8afd4f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053326 |
| Status | PUBLIC |
Content hashes
| Canonical text | c077d2517d25b55269e541a8a4f535939e18252ba1f0ef8621ab1cea6689400a |
|---|---|
| Markdown | 8765fa92a07f8ef00f8a3d9a4006566387b1ac881d46da57648ca29395d4a93a |
| Publication page | 118b7a187e4ce509d223640a740a2c710031d735869aa0ef3e0908e878b7e8aa |
| Manifest | 88ce073515e449e9baaab7f75a907f11ae088eaeb9a7a3988f0849f48daad888 |
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 | 0/lLk2BOUnhX5+7hQb3Va8AVrJmxzwB6RJE2cim43h5VY41F/55eA71mM1lyI/Dh8KkEQJsxav04xivfAMu5CQ== |
| 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
| 2026-09-17T10:55:01.647182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053326observed 118b7a187e4ce509d223640a740a2c71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:01.629825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053326/manifest.jsonobserved 88ce073515e449e9baaab7f75a907f11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:01.610837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053326/publication.mdobserved 8765fa92a07f8ef00f8a3d9a40065663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:01.591261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053326/publication.txtobserved c077d2517d25b55269e541a8a4f53593...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. |
|---|