OpenTechnical

OT-2026-000067534

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two 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-2026-000067534) never changes.

Identity and time

Publication numberOT-2026-000067534 · never reused
Internal UUID01a0ae8f-6bda-7ff6-88e0-8208169af0a4 · 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-2026-000067534
StatusPUBLIC

Content hashes

Canonical textdfb4449071de383dec7fa073b32702ea23399119d55ce1a2f280fe71b736e375
Markdowna34984fae408505d5eb783fffeb44a401017d7b71e04a930322b27267cc12f6e
PDF
Publication page1c5ce8c3a11658f0b187b526472a395cf5cf175cd8b33290d71e77b4c338b9b1
Manifestfcb29fb2c3b68f7d95333aa6cde1df79fc2c8bbef9a9fd0d3024015cbb73ce2f

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
SignatureqDPG25fxmi27D1wqZePQkukjx74m4kVVsuEnNlaTarljb8K8F6NcMbKjlOgEmYAgqrLYyGcQzs+yTEi+2BP4Ag==
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

2026-09-17T10:31:50.240826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067534
observed 1c5ce8c3a11658f0b187b526472a395c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.223084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067534/manifest.json
observed fcb29fb2c3b68f7d95333aa6cde1df79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.204876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067534/publication.md
observed a34984fae408505d5eb783fffeb44a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.186238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067534/publication.txt
observed dfb4449071de383dec7fa073b32702ea...
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.