OT-2026-000052870
Publication integrity record
Foam pad vacuum gripper, two stage ejector, 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-2026-000052870) never changes.
Identity and time
| Publication number | OT-2026-000052870 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-728a-97be-5742a3c50124 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052870 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ff9ee8a80fc328ac21f3a4f6dd21168b62ad2d984dd1b7c843defa142d6231e |
|---|---|
| Markdown | 49f3899fdd4079686d02e6cae25dca3f6843fc18762c360134846a2856f462cc |
| Publication page | bf95d769328dfb901bf13bd51c3f816c1bd7db0b4feee4692d3550c898655625 |
| Manifest | 703fd6f306e815fca0cd942cd0c39519357548a2fc9b4f6aef568ffd5d334edf |
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 | WeCTLHJLyoF3MB87+hgfc5w73XbaPmJ7oNB3xzK7hLX0l6Cr1mGXwwI2hTzmdNBU7q3u5zXIzBVvkV0cCyhfCA== |
| 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
| 2026-09-17T10:56:30.230640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052870observed bf95d769328dfb901bf13bd51c3f816c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:30.212747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052870/manifest.jsonobserved 703fd6f306e815fca0cd942cd0c39519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.195421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052870/publication.mdobserved 49f3899fdd4079686d02e6cae25dca3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.176815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052870/publication.txtobserved 0ff9ee8a80fc328ac21f3a4f6dd21168...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. |
|---|