OpenTechnical

OT-2026-000083632

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-2026-000083632) never changes.

Identity and time

Publication numberOT-2026-000083632 · never reused
Internal UUID01a0ae98-0416-78b9-89fa-cf01f1dac427 · 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-2026-000083632
StatusPUBLIC

Content hashes

Canonical text168e0e1ea2b4ff45faf1ef572dab0d8e58d2468c849fb1de576321397e439f60
Markdown479b5398743a3c7c447c7b9ac96f85ca6e8f6fd3314c6b72ac62e09cc2125b0a
PDF
Publication page0d4a4a28d5e337557ad685ff767182a7a0fe49eb3ae0b4963ce111175318dfee
Manifest213d9c9aeeba38be1060e2cca238a82a2d21b8e690c3c3365392b520361ef2d1

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
Signatureupsk4QMCl7r96kfU10WoXtQ9FjPqUM2/xVi+0ZugStwsh7+KoYsSzYcKpfd6jKjfXtKPoTVxAS0S+blEQzQdCA==
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

2026-09-17T09:57:14.671369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083632
observed 0d4a4a28d5e337557ad685ff767182a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.653086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083632/manifest.json
observed 213d9c9aeeba38be1060e2cca238a82a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.635122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083632/publication.md
observed 479b5398743a3c7c447c7b9ac96f85ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.616614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083632/publication.txt
observed 168e0e1ea2b4ff45faf1ef572dab0d8e...
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.