OpenTechnical

OT-2026-000073393

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000073393) never changes.

Identity and time

Publication numberOT-2026-000073393 · never reused
Internal UUID01a0ae92-efb8-70b0-98c5-e1f1d647d962 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073393
StatusPUBLIC

Content hashes

Canonical text4ab1e1462dc5b3fb640a2661fa139677598a080467da06a2d4c2bf4f3ff6e13c
Markdowne435b3e8b9ea7e9e4e8b6d15d96b4718f2cf852bbe3782362043cef818e7c683
PDF
Publication page93988f8121c777cf53a16a775c04f5dea787bb661dfdab5fd6db51905d727775
Manifeste7d1c3fc8ee1db1360c96fdb35215670b15eaa727d61388f1e73458a928c1c15

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
SignaturesJWnlKePvCKpC7qxMcLo25JubD/8NDFn9+aazli+yBeujJlYTJgxCw6pVSZgvU9BJT3rqCdJ5eplYM5Alp3pBg==
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

2026-09-17T10:21:26.194060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073393
observed 93988f8121c777cf53a16a775c04f5de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.174069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073393/manifest.json
observed e7d1c3fc8ee1db1360c96fdb35215670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.155791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073393/publication.md
observed e435b3e8b9ea7e9e4e8b6d15d96b4718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.134265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073393/publication.txt
observed 4ab1e1462dc5b3fb640a2661fa139677...
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.