OT-2026-000052940
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000052940) never changes.
Identity and time
| Publication number | OT-2026-000052940 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7829-9dd1-f7d17a45a539 · 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-2026-000052940 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea74decca8200ff55006b1431955a21a1eb3813c8c50d3454992f5b464697d9b |
|---|---|
| Markdown | e7c7f41e19d0da60ebae87dbed49f101c17906a8ec3a5d3cdbfbb0bdb0266561 |
| Publication page | 25f195989acf61729135d4eee17ddddb1282df174f0524935d30e1b53e5e1f56 |
| Manifest | 3e76a66a7d6a37c5097bc70f0aac06006e67a159d2604f922cc4e3c8663bd5b2 |
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 | rcLtDdMlwpjXlPD0NKTjQ0zwEwRpJbyb7aYPoz43p2PMgy2TPQcRinC+2f7CVnqYtE+vy3Tafuixkno+/8abAA== |
| 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
| 2026-09-17T10:56:37.082059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052940observed 25f195989acf61729135d4eee17ddddb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:37.064298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052940/manifest.jsonobserved 3e76a66a7d6a37c5097bc70f0aac0600...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.045813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052940/publication.mdobserved e7c7f41e19d0da60ebae87dbed49f101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.027049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052940/publication.txtobserved ea74decca8200ff55006b1431955a21a...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. |
|---|