OpenTechnical

OT-2026-000060977

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented after set-down

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-2026-000060977) never changes.

Identity and time

Publication numberOT-2026-000060977 · never reused
Internal UUID01a0ae8b-12f3-7740-a471-088b09c7227a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060977
StatusPUBLIC

Content hashes

Canonical text3fadbd45d39de459672b12a4e1b6e64593b7700b80051ad038fdc3560304d23e
Markdown74542317095695b2f93594fa4172b0f09b462cf592b178823e84a3baffc8bf83
PDF
Publication pagecd05c3c930d7b93bb814e57d2b3f9b69cebf4fab1bd7b9a1322be15d66a3812e
Manifest78af0acfb435d257dd43891525a33289c858d9157c97994e35db78fa39e38ca9

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
SignatureqMzjnuaaw0O9saobBL2WtW9LOcEP9qpro+Y66ru8Fe3/8474BAlLFBPbtzb5LihmW+BXicDGY8ngEtK4MFCADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:15.646008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060977
observed cd05c3c930d7b93bb814e57d2b3f9b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.627292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060977/manifest.json
observed 78af0acfb435d257dd43891525a33289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.607195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060977/publication.md
observed 74542317095695b2f93594fa4172b0f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.588866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060977/publication.txt
observed 3fadbd45d39de459672b12a4e1b6e645...
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.