OpenTechnical

OT-2026-000083330

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000083330) never changes.

Identity and time

Publication numberOT-2026-000083330 · never reused
Internal UUID01a0ae97-c964-72c2-8d07-96fcfa3b4a38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083330
StatusPUBLIC

Content hashes

Canonical textcce2dc97c7b02e3c939d3ad63b0b1cb57db86a3618c1a8bd2d78b0a7bd9722f7
Markdown1c1b339a86e9c93cd3f102031aa8d43edcaeb903b514ab5544d2bdd3b8c2a26a
PDF
Publication pagebe75ca9dfe3ba16ea2fa46d2858195b7cf49af2bb53f8a146394f321cd4f0a85
Manifesteb07d2d2c00b39b5bbfd7d3f294e8f21850c219d063c29365bb16bf3e593ba11

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
Signaturet4APsnkzCk8oNFi5GxIsgQUAcTwFnWbBGm40hgYmy6hJ7L2MHs2OxUsN1Kh6RtgiqjNBg2fKbi41xlTFHYTGBA==
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

2026-09-17T10:00:35.902131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330
observed be75ca9dfe3ba16ea2fa46d2858195b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.883286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330/manifest.json
observed eb07d2d2c00b39b5bbfd7d3f294e8f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.865290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330/publication.md
observed 1c1b339a86e9c93cd3f102031aa8d43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.846814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330/publication.txt
observed cce2dc97c7b02e3c939d3ad63b0b1cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.706172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330
observed be75ca9dfe3ba16ea2fa46d2858195b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.689500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330/manifest.json
observed eb07d2d2c00b39b5bbfd7d3f294e8f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.673751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330/publication.md
observed 1c1b339a86e9c93cd3f102031aa8d43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.656661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083330/publication.txt
observed cce2dc97c7b02e3c939d3ad63b0b1cb5...
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.