OpenTechnical

OT-2026-000097962

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000097962) never changes.

Identity and time

Publication numberOT-2026-000097962 · never reused
Internal UUID01a0aea1-92f7-7bad-934d-d52323a27637 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097962
StatusPUBLIC

Content hashes

Canonical texta1547d36b43bb126fe18ef931e8394144bbbb90e5004e13e2a5e52f4d3735948
Markdownca2c34659b7f375822caac2cd6689872db7eff46c0a0dccde988bc60c34c1d03
PDF
Publication page2d348886ca0498fb30cba70062234726ed1698526d18fe29e500251f613b1ec2
Manifest4db426fbe2e283e187c4e02ace87f3f01795b745e56f2ef4eb1eba40d67a76f0

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
SignatureVkVluppx/9bkVJBzEO0/k29NSCkfcAvbv99USxTqPZXu6tZAtoQzkRL87hnYALGv+q983ZfJVUHM3OsMYUPICA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:06.317711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097962
observed 2d348886ca0498fb30cba70062234726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.299554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097962/manifest.json
observed 4db426fbe2e283e187c4e02ace87f3f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.280503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097962/publication.md
observed ca2c34659b7f375822caac2cd6689872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.263320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097962/publication.txt
observed a1547d36b43bb126fe18ef931e839414...
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.