OT-2026-000072410
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, vented 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-2026-000072410) never changes.
Identity and time
| Publication number | OT-2026-000072410 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d7-7749-812f-59fafd6d609f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072410 |
| Status | PUBLIC |
Content hashes
| Canonical text | 303e2a49af9b03f380d7f194b274bc92c6824f7ae8651506476876a3572c1b6b |
|---|---|
| Markdown | 10b6608567de7b1f1825d38f45d24bcd0b622f177fabbabc68a050b230e3c917 |
| Publication page | 6a6205c8f0ad5ca8b70356c5e6d822abfff2dc5b7c8efdf31c26eb13afdc4f92 |
| Manifest | c79a154cba05d037915fbcc9597a1173a91a39fa587e7d9aeb96eaafd321dcd5 |
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 | b6fESqHdYlZNwYutltwVjGR/vGe0st2cVYrItCD+nwPwNCmlhBvmIrRna6aZGEAxoWtjcTSeiadmraEwfuAHBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:13.468811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072410observed 6a6205c8f0ad5ca8b70356c5e6d822ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:13.451885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072410/manifest.jsonobserved c79a154cba05d037915fbcc9597a1173...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:13.434570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072410/publication.mdobserved 10b6608567de7b1f1825d38f45d24bcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:13.416061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072410/publication.txtobserved 303e2a49af9b03f380d7f194b274bc92...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. |
|---|