OpenTechnical

OT-2026-000029562

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000029562) never changes.

Identity and time

Publication numberOT-2026-000029562 · never reused
Internal UUID01a0ae73-5e22-76af-acb8-ebe640972efc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029562
StatusPUBLIC

Content hashes

Canonical textff5738ba9d64187ec447d99b52e47915bfe5e6e409e1d62d71293568ffd6a24e
Markdown84b4d82af68c5dc268e3bd716eb2c727845824b30282538a631e56217bfaa844
PDF
Publication pagefd031d27489805443800226de1600eef0bbe0f91d4d4c6d8100d0c6396404217
Manifest4dd69b567e1439e042b0af3bc7fc743e6bc0f12ee8eb1b72b5c6e79323e42b36

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
SignatureVv+I92UtkdEN7KjwiKr/hJOIJ3fAqBTHYV7eHGJnRTihGPXSnYSOxjtSNLhHGihQnaLFIrVjjfdyYlnUyZb4AA==
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

2026-09-17T11:39:15.472125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029562
observed fd031d27489805443800226de1600eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:15.455582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029562/manifest.json
observed 4dd69b567e1439e042b0af3bc7fc743e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:15.436671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029562/publication.md
observed 84b4d82af68c5dc268e3bd716eb2c727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:15.416026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029562/publication.txt
observed ff5738ba9d64187ec447d99b52e47915...
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.