OpenTechnical

OT-2026-000084058

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000084058) never changes.

Identity and time

Publication numberOT-2026-000084058 · never reused
Internal UUID01a0ae98-5b5e-7675-8b2b-8ab54d12e6a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084058
StatusPUBLIC

Content hashes

Canonical text259fbcc1cf539bcd91439835a9da5b641458d6212111f7283e18d7f09971ac40
Markdownf2a30b6094b52894e64795b5dc9c96bd40f3e89e2dd140b0e7225b364e219814
PDF
Publication pagebdd8f058414219102740cdb078ca228d34392bc652fe7108d58be6a517f9614a
Manifest4e52ed7ae6de3740163fc0ec02f00174da52d7191a347787a2e785d33c3e0008

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
SignatureKeER7m7rBD4zzd5uPKFNUJ7F8lGT8ejNBlKdP+vFbKKJXFkOCBE0dvgVZPPLRAUJzcf41t1hdTTzduYSz5NuDw==
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

2026-09-17T09:55:47.629649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084058
observed bdd8f058414219102740cdb078ca228d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.611730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084058/manifest.json
observed 4e52ed7ae6de3740163fc0ec02f00174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.593751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084058/publication.md
observed f2a30b6094b52894e64795b5dc9c96bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.576793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084058/publication.txt
observed 259fbcc1cf539bcd91439835a9da5b64...
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.