OpenTechnical

OT-2026-000067598

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000067598) never changes.

Identity and time

Publication numberOT-2026-000067598 · never reused
Internal UUID01a0ae8f-6bda-7d6b-9713-3255c2cc5128 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067598
StatusPUBLIC

Content hashes

Canonical texte8e3f459c0f7501da9137724fe238c6fc487cd84328fff9e6a2226baac9fadcc
Markdownf14b1a40a2c7e10309176e3c18cb472749f6dc27a49c7f0b53d73ddcea92854e
PDF
Publication page98c09a2e9a36eca1558626e3f690662d7a91d1becc9cde6bb3e0c4c30dba18f1
Manifestb883e81f8808d4f112042278f7c5dd92690594101476e95d467ad6495b6b41e7

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
SignaturexsLKyV5F7j9cAuuujcmQV1S7PGVvmD98Xpxwt3+hxJzEOBnozrtLEQc0tyEh+ccJCCOJqULTNGAD4UD9fGkgAQ==
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

2026-09-17T10:31:54.907444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067598
observed 98c09a2e9a36eca1558626e3f690662d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.890454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067598/manifest.json
observed b883e81f8808d4f112042278f7c5dd92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.873553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067598/publication.md
observed f14b1a40a2c7e10309176e3c18cb4727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.844815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067598/publication.txt
observed e8e3f459c0f7501da9137724fe238c6f...
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.