OT-2026-000056490
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000056490) never changes.
Identity and time
| Publication number | OT-2026-000056490 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af4-7b6f-bd49-cf6e9705cebc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056490 |
| Status | PUBLIC |
Content hashes
| Canonical text | 124d9ebc3b3ed636cb8e6d4a001bbf89fb364c21f5f1a217f6389bcda4019dbf |
|---|---|
| Markdown | 34f84baf964e73ebf20d7035ec25a0b1213c0ec781b4a1bdb6c76c9f11eaa175 |
| Publication page | 47b0a94bbd424245a0bb7eda0782b9e0e00cb6cfb504424baa62c9e01d38050c |
| Manifest | 2c5c176a03375aef283303f55c0267cd8f8e7f3dfbee2ef657ba6480b29923f5 |
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 | m14eU8q64QZTP0ixncZmKSdetbvX6t4WpOo49Z+L21zQLu9qlSEprMfuXkhdqLpKpZ3Ac3CI8jrsAyNSaVuzDw== |
| 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
| 2026-09-17T10:49:48.367239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056490observed 47b0a94bbd424245a0bb7eda0782b9e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:48.350969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056490/manifest.jsonobserved 2c5c176a03375aef283303f55c0267cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:48.325843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056490/publication.mdobserved 34f84baf964e73ebf20d7035ec25a0b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:48.197527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056490/publication.txtobserved 124d9ebc3b3ed636cb8e6d4a001bbf89...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. |
|---|