OpenTechnical

OT-2026-000076738

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000076738) never changes.

Identity and time

Publication numberOT-2026-000076738 · never reused
Internal UUID01a0ae94-b06f-7003-bb2c-b06f2bfdb99e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076738
StatusPUBLIC

Content hashes

Canonical text193ebff2c1706618a30ddb9c7c2954bb992a80c1976305aa4b4f331f01ffd008
Markdown0310ffcb31bf92d744d0fef673f0b9152b62fef115e8d674e89e746c3e3b6558
PDF
Publication page62517b781fb15be2459db19fc78c7e7a372201ff6c32c0a74d07910c728231d4
Manifest4e9bea799590f11ded5cf6fac5ba46ed2ce84388079204520f506cfe9bf9c598

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
Signature20WS6vb0iMrDImxhHmCrjlEy4/7J+Y3fh8QttWZ178Kh5jpr+Wg/p3zuy24lsqm6+wsfjskETczIr6yHQOGPBw==
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

2026-09-17T10:09:31.675377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076738
observed 62517b781fb15be2459db19fc78c7e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:31.658378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076738/manifest.json
observed 4e9bea799590f11ded5cf6fac5ba46ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:31.640890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076738/publication.md
observed 0310ffcb31bf92d744d0fef673f0b915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:31.622145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076738/publication.txt
observed 193ebff2c1706618a30ddb9c7c2954bb...
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.