OpenTechnical

OT-2026-000093548

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000093548) never changes.

Identity and time

Publication numberOT-2026-000093548 · never reused
Internal UUID01a0ae9e-508b-742d-883a-bd1affacc649 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093548
StatusPUBLIC

Content hashes

Canonical textc7f2c27e583e97c7f42b05ea0c2262ba13e4948db7a687c29e3cd80a318d343c
Markdown583943bdc0a14f1c780761bc115ad6a773f0c1998a3c50667964aaabaa9e6d10
PDF
Publication page9b8e78fe6bd56f27fefa2944e7e17ac2c65e185b09208c1552664926b48ed726
Manifest5c539e00aa9bd78b0869afadfa4241678a9d549e31c5784372ef631c54f0e5e2

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
SignatureT9wp4NRubOHW2rw4Pj1t7F80RaDN4a2DF9xy4t65TEFJBIogokp81/FSmVlUgtebrOgMQzsdfhaVMpufGWQlCQ==
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

2026-09-17T09:40:30.079074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548
observed 9b8e78fe6bd56f27fefa2944e7e17ac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.061375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548/manifest.json
observed 5c539e00aa9bd78b0869afadfa424167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.043952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548/publication.md
observed 583943bdc0a14f1c780761bc115ad6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.024563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548/publication.txt
observed c7f2c27e583e97c7f42b05ea0c2262ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.352367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548
observed 9b8e78fe6bd56f27fefa2944e7e17ac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.335622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548/manifest.json
observed 5c539e00aa9bd78b0869afadfa424167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.317550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548/publication.md
observed 583943bdc0a14f1c780761bc115ad6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.301949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093548/publication.txt
observed c7f2c27e583e97c7f42b05ea0c2262ba...
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.