OpenTechnical

OT-2026-000075302

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000075302) never changes.

Identity and time

Publication numberOT-2026-000075302 · never reused
Internal UUID01a0ae93-f200-7966-8942-3af299d6bec7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075302
StatusPUBLIC

Content hashes

Canonical text2901e0d67208a90e828d4b054a9fd98084c0356bea9d736f719cbdbf2e3bac27
Markdown101d56fc6d40cfcb0404584294539d39f835d0a15af35eef1fb87ac9336ddcae
PDF
Publication page0dc61c4474ca456b08ab4381dfb58b5bd92a93a752320ed4490d0681c4dcdcdf
Manifest3262fb54fa8dcc08bab56a74eb8644c27bee00a698f94bb950dd6e6d130f45c1

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
Signature7L6YUaiG3kMEiQMYvTVN/9IfOeyx5itk0KI/EpacVbG2EgquFvqRczIUK+QJAK/y/rBcneztWRzmpiUhGp7fDg==
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

2026-09-17T10:20:42.939903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302
observed 0dc61c4474ca456b08ab4381dfb58b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.921903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302/manifest.json
observed 3262fb54fa8dcc08bab56a74eb8644c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.903323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302/publication.md
observed 101d56fc6d40cfcb0404584294539d39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.884464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302/publication.txt
observed 2901e0d67208a90e828d4b054a9fd980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.963612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302
observed 0dc61c4474ca456b08ab4381dfb58b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.944215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302/manifest.json
observed 3262fb54fa8dcc08bab56a74eb8644c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.548993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302/publication.md
observed 101d56fc6d40cfcb0404584294539d39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.530085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075302/publication.txt
observed 2901e0d67208a90e828d4b054a9fd980...
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.