OpenTechnical

OT-2026-000079600

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000079600) never changes.

Identity and time

Publication numberOT-2026-000079600 · never reused
Internal UUID01a0ae96-0b92-7055-ac25-07e8f4053372 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079600
StatusPUBLIC

Content hashes

Canonical texte465e1a78dcf99e6180a367b57f32453fab28ffd15759a4b39bb89b151e77cc4
Markdownb4f2e022489eca9d6b7d789dc5fcf038002228e84e4f8047a92cf8cba61a6742
PDF
Publication page325a9688140c5ec06644183230ffe5387bef0d667c486e05b1a53546d5661344
Manifeste6f2242c0b67235d6df5f5e3127b35959c0f8287e3c751894e842d98c5052b3c

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
SignatureRMTtx7t0y1s+5Q5To3A7jIDKAsfHDl48XSYdP8y51At8Ccaza2ekqqa/my3V+d8b+U9NbnCnXAmAU4M/a5ooBQ==
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

2026-09-17T10:05:15.612898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079600
observed 325a9688140c5ec06644183230ffe538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.595183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079600/manifest.json
observed e6f2242c0b67235d6df5f5e3127b3595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.578580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079600/publication.md
observed b4f2e022489eca9d6b7d789dc5fcf038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.559763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079600/publication.txt
observed e465e1a78dcf99e6180a367b57f32453...
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.