OpenTechnical

OT-2026-000076128

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000076128) never changes.

Identity and time

Publication numberOT-2026-000076128 · never reused
Internal UUID01a0ae94-6a6e-77fa-942c-51acd57eb3ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076128
StatusPUBLIC

Content hashes

Canonical text957f17573bbd1d74b6fece08fe442bd60b1df773e449ce1d4d2352585deb2519
Markdownda700928dd7bb97b83e58df20c5310e688477d8675d4f8961f5347467cb361c0
PDF
Publication pagefc0e5a958a963fd29f3d39974f6babf6bca624f59ae04ccfea951fb0e9998ea5
Manifeste96b20f9b2a460672f3f77781fe9fc1d52cdf0f09088e01b213667a0e15a52d9

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
Signature75kSDMPnsXY0GAihWYHIZBmZ+qDxDkJN+CpBAkbMdtAwc5VswoVqC2TfQBrLyxPGg24APxfNtuDCUGrfput4AQ==
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

2026-09-17T10:11:07.233249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076128
observed fc0e5a958a963fd29f3d39974f6babf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:07.216727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076128/manifest.json
observed e96b20f9b2a460672f3f77781fe9fc1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:07.201556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076128/publication.md
observed da700928dd7bb97b83e58df20c5310e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:07.060694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076128/publication.txt
observed 957f17573bbd1d74b6fece08fe442bd6...
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.