OpenTechnical

OT-2026-000065633

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000065633) never changes.

Identity and time

Publication numberOT-2026-000065633 · never reused
Internal UUID01a0ae8e-46fa-79c2-bae6-34efc12a451b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065633
StatusPUBLIC

Content hashes

Canonical text711730c755cf56ead77b64755e0cd80ac9e3e08bd4bc0c875da5e72ee60a04ca
Markdown3e9fd9ed43e265f60e739ab57e65ad778657e8aa1318d1ffd689cc74091bdf7c
PDF
Publication page922731fec03c43b3cfaf499983d8f97bf4418c06f2e8db8393fe046929dcb815
Manifest2a8aee6d95628993d7f395e8003581714b8224eaf85248d93a01627150beeac1

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
Signaturenq4WJTRLCxNW6E3oHa2twSaMtQsP7T8SGcrALDSYSVCBNGaSM55B9787ZSNjy8Wde1r7V1dYlZ84svThlSq9Cg==
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

2026-09-17T10:34:01.633453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065633
observed 922731fec03c43b3cfaf499983d8f97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.614865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065633/manifest.json
observed 2a8aee6d95628993d7f395e800358171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.598544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065633/publication.md
observed 3e9fd9ed43e265f60e739ab57e65ad77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.580316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065633/publication.txt
observed 711730c755cf56ead77b64755e0cd80a...
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.