OpenTechnical

OT-2026-000040001

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000040001) never changes.

Identity and time

Publication numberOT-2026-000040001 · never reused
Internal UUID01a0ae79-26fc-7f1b-9e56-051b6ed9b63a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040001
StatusPUBLIC

Content hashes

Canonical text11969abd188e62424d855538a81240672c76fee5bf5540fadb7d4dbf26b7922c
Markdownc13616495593830b6cebbd990f2585992e0b16be666720d8ee74333f9366774a
PDF
Publication pagecc4b263c109d4aa726ff7a036b17bb968095aadc62b54e6b37d66a12d8f46552
Manifesta6c2017dfb27f9049f978287175c73da27fb45dad1728ca5d090753eb960286d

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
SignatureHZSy+er9Pz0bMOleosTmUHjALlDT+1SvIuh5OM3LWYRZtm5uPinihutuQUmeOo/cOFlblmWeSvgrPSTqqyx2BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:24.975168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001
observed cc4b263c109d4aa726ff7a036b17bb96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.944070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001/manifest.json
observed a6c2017dfb27f9049f978287175c73da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.925482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001/publication.md
observed c13616495593830b6cebbd990f258599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.907106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001/publication.txt
observed 11969abd188e62424d855538a8124067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.688392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001
observed cc4b263c109d4aa726ff7a036b17bb96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.670846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001/manifest.json
observed a6c2017dfb27f9049f978287175c73da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.653874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001/publication.md
observed c13616495593830b6cebbd990f258599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:49.636980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040001/publication.txt
observed 11969abd188e62424d855538a8124067...
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.