OT-2026-000055876
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained 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-2026-000055876) never changes.
Identity and time
| Publication number | OT-2026-000055876 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-7eaf-be6d-895d134019c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055876 |
| Status | PUBLIC |
Content hashes
| Canonical text | d35c59a6a126c607c0e5a3096d581cc2bdc273970fd799614677b4bc7a5f4ce0 |
|---|---|
| Markdown | 7c95ebfe09770a43b6daf50ef008ff4ab5e90015fbb92c4e6d980fb33a1a24a2 |
| Publication page | 82b785eff2c392bde218779da764d6770c1aeb5898eb14b5e14537291ae950b4 |
| Manifest | a72e39f6d130c755891f3a41a7a8aae8366d186c798b441daf182515f6ab896f |
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 | ERAjmeEg2xhEZPjCSLOwA4YjrDekhK+UQT+ZNViYlMxBRYn9P3lbAnvkd9jr19Gb3DSYsboj4KnzKpdVt8iBAQ== |
| 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
| 2026-09-17T10:51:16.690214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055876observed 82b785eff2c392bde218779da764d677...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:16.671642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055876/manifest.jsonobserved a72e39f6d130c755891f3a41a7a8aae8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.656580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055876/publication.mdobserved 7c95ebfe09770a43b6daf50ef008ff4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.637954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055876/publication.txtobserved d35c59a6a126c607c0e5a3096d581cc2...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. |
|---|