OpenTechnical

OT-2026-000100811

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000100811) never changes.

Identity and time

Publication numberOT-2026-000100811 · never reused
Internal UUID01a0aea3-66f5-7a60-9186-504a14be1775 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100811
StatusPUBLIC

Content hashes

Canonical texte5a5e9d027e96aaef2fe085bc0c96abd8f7aaae9b383884ea645234adcb96f69
Markdownc2ace950d876723bf860989cc9073b0113e46f9e963ba74abc55eda6241ebd9e
PDF
Publication page1586f3c4a958bef9601b1b08803a09315625b31a1e7329caa976a0a46ebe18b6
Manifest40e310924a12a01f76a3fa50bd48eb83c3b10597a9d23a1333f628c1bf236a94

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
SignatureGNhbRi6tV6gF3ZfD8OpX0SUP5GzCyrr8oQVmEvQUMYt09cNFcKPLAJ+gwNBNTtCRomFY4YNi/J2qbsxMF8wrDQ==
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

2026-09-17T09:27:43.691906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100811
observed 1586f3c4a958bef9601b1b08803a0931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:43.673141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100811/manifest.json
observed 40e310924a12a01f76a3fa50bd48eb83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:43.654381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100811/publication.md
observed c2ace950d876723bf860989cc9073b01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:43.637634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100811/publication.txt
observed e5a5e9d027e96aaef2fe085bc0c96abd...
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.