OpenTechnical

OT-2026-000050886

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000050886) never changes.

Identity and time

Publication numberOT-2026-000050886 · never reused
Internal UUID01a0ae82-c7b3-7fc1-8255-d59b26fa4563 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050886
StatusPUBLIC

Content hashes

Canonical text9cb44e440756587d99b3731fd811bf598d10f7da21c2443a1ff37c3992dd376b
Markdown1f496ee6849d4d98e622d6e5b79b11ff24ba1106716d737e83127d503181ac6d
PDF
Publication pagea72df04073a3f2c97f05474512892a5c132a640e1675b752979f502a1a76b69e
Manifest5b17e2d89afc0808b2817edac1bfb6de97f9054dbddf04dea58c8ad2ccb6533d

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureGQHI7XCAHmHzQNwD+u3Ok5z1T013RWMMWfpHmeHLjEvmdRCFnRIflERGve/1MGEB2X5eQnDHdAHyPEt1h+ecBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:00:37.322190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886
observed a72df04073a3f2c97f05474512892a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.296842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886/manifest.json
observed 5b17e2d89afc0808b2817edac1bfb6de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.271735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886/publication.md
observed 1f496ee6849d4d98e622d6e5b79b11ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.253222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886/publication.txt
observed 9cb44e440756587d99b3731fd811bf59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.210479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886
observed a72df04073a3f2c97f05474512892a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.191980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886/manifest.json
observed 5b17e2d89afc0808b2817edac1bfb6de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.172586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886/publication.md
observed 1f496ee6849d4d98e622d6e5b79b11ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.151484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050886/publication.txt
observed 9cb44e440756587d99b3731fd811bf59...
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 archivePending 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 packagePending Custody packages are produced weekly.