OT-2026-000012500
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000012500) never changes.
Identity and time
| Publication number | OT-2026-000012500 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-72e3-a46a-563928c9f931 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012500 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35a00decfde3da11f20e76a5580d46dc0af926b0d67b10c7ad14e3610eca6ed0 |
|---|---|
| Markdown | 65b2c222e6cd6ad4ce86eabff9f39a1f7feb9ea15f327957781b95d298345da5 |
| Publication page | b7ee1fdaeba05a520cb442b235c51ec54843dc7f45c61a95d74fec0b5e65505a |
| Manifest | e94b4f718e02037ac046b8507ddd0cbe21af3cc7f3160cb1c783d7cbbba3f930 |
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 | ThCmtU5TOE1Jdri5v0KnI5wjtnr+fWtKzcMqaCYUtz6i7bUSmjf2TeiYDnGOyT/B7B3vom3BBmRkRlXSqEEECw== |
| 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
| 2026-09-17T12:12:01.109880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012500observed b7ee1fdaeba05a520cb442b235c51ec5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:01.091058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012500/manifest.jsonobserved e94b4f718e02037ac046b8507ddd0cbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:01.072881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012500/publication.mdobserved 65b2c222e6cd6ad4ce86eabff9f39a1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:01.055856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012500/publication.txtobserved 35a00decfde3da11f20e76a5580d46dc...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. |
|---|