OT-2026-000043234
Publication integrity record
Foam pad vacuum gripper, pump fed, 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-2026-000043234) never changes.
Identity and time
| Publication number | OT-2026-000043234 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-717f-8ad9-37fbaf28372d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043234 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c9b85b53fff1cc631386ad6da4345cee8f8f6766102fc05c7f1d31779c4d61d |
|---|---|
| Markdown | 2620bb73a89655b980940e1da52b7a49bcbeaeccf232aa659321d16aa1f5c14e |
| Publication page | 5a9f7eabbe78a878fed3f4514482b77e8db2cb001baccc85e6f7cdc0af6b95bb |
| Manifest | 94cb1826c27db64b616e548f72c27afc2285966b0503c2fe5cfeffe411c5208d |
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 | Qw+5SkCnw5cxGVK32hjoBHLGLkIhMGlf2evt2GQ41f0zSXvl0NX1herYePMC8hHo5P21izGcdPAk56fl26LhBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:13:42.394534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043234observed 5a9f7eabbe78a878fed3f4514482b77e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:42.374019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043234/manifest.jsonobserved 94cb1826c27db64b616e548f72c27afc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:42.356141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043234/publication.mdobserved 2620bb73a89655b980940e1da52b7a49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:42.337086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043234/publication.txtobserved 6c9b85b53fff1cc631386ad6da4345ce...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. |
|---|