OpenTechnical

OT-2026-000093612

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump 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-2026-000093612) never changes.

Identity and time

Publication numberOT-2026-000093612 · never reused
Internal UUID01a0ae9e-508b-791b-87ce-38be423b1560 · 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-2026-000093612
StatusPUBLIC

Content hashes

Canonical text43f9d4435b232ecd349d156f236fb58a91fb9181754a02361627bc5989375956
Markdown326615d9a624029c066628a85b0f5f6ac2b08cf2caab36a7b50cae20cc54e534
PDF
Publication pagea8aa0dc34adceb6f47ac8cb98106a65ff3917d810c9ea74b9ac4182f10d77015
Manifesta5f1d31163784e03293256196e1e6205567dc1985a9ebbc97e02b4e7e16773da

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
SignaturedTGOIPAF63kMBgCpS7HKRsgC8N1W35vGugia8Gf2Ee4X0NZ+terPVq+EIJGJRMSlXJ4wnQJtR3nBnC79ktuWDg==
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

2026-09-17T09:39:39.580256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093612
observed a8aa0dc34adceb6f47ac8cb98106a65f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.561684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093612/manifest.json
observed a5f1d31163784e03293256196e1e6205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.543357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093612/publication.md
observed 326615d9a624029c066628a85b0f5f6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.524033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093612/publication.txt
observed 43f9d4435b232ecd349d156f236fb58a...
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.