OpenTechnical

OT-2026-000083626

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000083626) never changes.

Identity and time

Publication numberOT-2026-000083626 · never reused
Internal UUID01a0ae98-0416-782b-bc29-535ee7572b6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083626
StatusPUBLIC

Content hashes

Canonical text70fd567467261798f77452a0a92eaa4c810baca8bd0a327e1c591483f96521e2
Markdown085fadd67bba0a3bb9be5f6f96d8f9a875832d3e9a68b0c85d71175a4e2d8f1f
PDF
Publication page34cb93bddc74a62c3e57b296a5c0c56704905b67630e7e317266870a74704c8b
Manifest269de55b0aef05fa54a2d1ef24f927aa0eea9356c4ea2641146fdba6945206cb

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
SignaturekNmSX2MfczIZFLV2oVrn54KnuYyMXmq8eLFX1TXire0yj6lHYUnfbl/dRVuPQYZIqIWakALvWelhIhtV9tU0Cw==
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

2026-09-17T09:57:14.227122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083626
observed 34cb93bddc74a62c3e57b296a5c0c567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.208626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083626/manifest.json
observed 269de55b0aef05fa54a2d1ef24f927aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.190165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083626/publication.md
observed 085fadd67bba0a3bb9be5f6f96d8f9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.172199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083626/publication.txt
observed 70fd567467261798f77452a0a92eaa4c...
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.