OpenTechnical

OT-2026-000088906

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000088906) never changes.

Identity and time

Publication numberOT-2026-000088906 · never reused
Internal UUID01a0ae9b-8f11-7f6b-9699-44e1ca775690 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088906
StatusPUBLIC

Content hashes

Canonical text6babd7f6f9ffcd3fa62d3a1f5f5d9dd12612c67d48bea277a2768f1c82d13143
Markdowne46588b0072d7ac49413913c1f2672cb2a9f5e32edc221804b1d1f2667f52e79
PDF
Publication pageb43765e56fb750d91cefee1c5414626786549ca0783489cd960ad6a1cc1edede
Manifest15c3b09da15ab8fc576545a62e49122003b2fcfa398d0e3355c6c4f57539851c

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
SignaturesqBeHvIZ6WX3QiFHh91nECrgcA5FDX5pXhoco8TGyQi6EYKuttOqhm71vJ1y20gTkNMNrl+V7cFYgeL0CLGTAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:18.620771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088906
observed b43765e56fb750d91cefee1c54146267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.602119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088906/manifest.json
observed 15c3b09da15ab8fc576545a62e491220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.585746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088906/publication.md
observed e46588b0072d7ac49413913c1f2672cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.568418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088906/publication.txt
observed 6babd7f6f9ffcd3fa62d3a1f5f5d9dd1...
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.