OpenTechnical

OT-2026-000080654

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000080654) never changes.

Identity and time

Publication numberOT-2026-000080654 · never reused
Internal UUID01a0ae96-7e79-74e5-92bd-6910e6f7307f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080654
StatusPUBLIC

Content hashes

Canonical text283ea519715d32363799bbb4f1b625bf6a10c3064fad1fd0cbec694a48411c3e
Markdownbd422793963c2c754072a1713b1b77df9ac140071852074895c438f9c22a459a
PDF
Publication pagea9d64cf0b56794fc57e28770e3c2ff3b2c607b9a9b3565682e55d0ab7c4e075e
Manifest403261dda83dd9942ddbeecf41e7e30573e44a4f71742b2b0f2141da87570679

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
SignaturewZhxJ0p4nsH1H9lMyujitf209ogPRjHYgJDP9W/pBAnP7fUarVRHVzsLb2Ky1/jwudXahLMHP+ziS/0fzjqpDA==
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

2026-09-17T10:03:19.669800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080654
observed a9d64cf0b56794fc57e28770e3c2ff3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:19.630386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080654/manifest.json
observed 403261dda83dd9942ddbeecf41e7e305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:19.594719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080654/publication.md
observed bd422793963c2c754072a1713b1b77df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:19.542823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080654/publication.txt
observed 283ea519715d32363799bbb4f1b625bf...
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.