OT-2026-000013916
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off 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-2026-000013916) never changes.
Identity and time
| Publication number | OT-2026-000013916 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7362-9493-5627b0d7ae62 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013916 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb05c04cfd092e9059cf3544b1bf3230a63dcd372f857e85171e91ff39945f9e |
|---|---|
| Markdown | cde146caaf123370d0c60bb523f08c6d42929d9504101510970dfb438caf2374 |
| Publication page | 12df50e0f03e3cfa3d7edc9605685e12df41a877bd4e2b20d8264e54c9e7b09e |
| Manifest | 13edb8621aad49ad90878a3b43f61434a32bf9033d76e011f854be6e6ea98370 |
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 | mysM+8abWuLwbfhFz1j1rRvFwNwsqIDuPK/T3AAkj58TaWHv+fY6rhgrc9hkr/zl9xfUMFPvXNKZAqQKTWmRAw== |
| 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
| 2026-09-17T12:09:02.878116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013916observed 12df50e0f03e3cfa3d7edc9605685e12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:02.859481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013916/manifest.jsonobserved 13edb8621aad49ad90878a3b43f61434...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:02.840955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013916/publication.mdobserved cde146caaf123370d0c60bb523f08c6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:02.822893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013916/publication.txtobserved cb05c04cfd092e9059cf3544b1bf3230...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. |
|---|