OpenTechnical

OT-2026-000067038

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000067038) never changes.

Identity and time

Publication numberOT-2026-000067038 · never reused
Internal UUID01a0ae8f-14fe-783f-8060-e49a382eebac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067038
StatusPUBLIC

Content hashes

Canonical text1a3ac1473e225f694c82c979a875daeb980cde488ede4ce97a2eb4915d2c2e42
Markdown66ea26a2e1b21cdf5fa8a5f0da43a0ad0b30524ff19c949e47ea40b60655f466
PDF
Publication pageaafef690706ace2dba94b3cf8ea3dc0694fc0dd1e62d157d27a6dd02eca84b70
Manifest70322b344eb9c762daf5d3fd2784f0f978285c2d72b488141a11d34ab0a845a3

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
SignatureecF2BnQ3OV5CHAQCfZEpcgYmhW8FJ6KpLC5N9xTalQgJL3mmdrkxtHtOLuA2s2j9hwB+yE17EWiWxQxxIocIAw==
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

2026-09-17T10:32:17.272160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067038
observed aafef690706ace2dba94b3cf8ea3dc06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:17.252666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067038/manifest.json
observed 70322b344eb9c762daf5d3fd2784f0f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:17.227750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067038/publication.md
observed 66ea26a2e1b21cdf5fa8a5f0da43a0ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:17.205161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067038/publication.txt
observed 1a3ac1473e225f694c82c979a875daeb...
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.