OT-2026-000102453
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000102453) never changes.
Identity and time
| Publication number | OT-2026-000102453 · never reused |
|---|---|
| Internal UUID | 01a0aea4-8589-7476-8ffd-d8dcd6866b31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:32.827355Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102453 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4239cfd7c97f595aecf8fdd249359de592b0a2d3089162a2c8a12223299e0a4d |
|---|---|
| Markdown | 38d540a8c50eb0556fec3d26c52d81f773bd71859840b14ca109c4b1cea0ef9e |
| Publication page | 1289bf27cb85274b1591017fc2ab72bb1f9500e0857bafb65073a91af36d56e8 |
| Manifest | ecddedd11cb2a20b891535ed94266a761d32e3dfafa988bc851a14738b90d4d7 |
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 | UmILdRcdz6SzZGdsTkzIf2B0LzlpQj46yVM39pn3N1VG6Qy2UqF8wIxJiuY3LP9c+6KvsGFBVi1VRmHyy6pSBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:23:48.144043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102453observed 1289bf27cb85274b1591017fc2ab72bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:23:48.126212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102453/manifest.jsonobserved ecddedd11cb2a20b891535ed94266a76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:23:48.107917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102453/publication.mdobserved 38d540a8c50eb0556fec3d26c52d81f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:23:48.089026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102453/publication.txtobserved 4239cfd7c97f595aecf8fdd249359de5...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. |
|---|