OpenTechnical

OT-2026-000066538

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000066538) never changes.

Identity and time

Publication numberOT-2026-000066538 · never reused
Internal UUID01a0ae8e-ce41-7c56-aa71-08426e0b4178 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066538
StatusPUBLIC

Content hashes

Canonical text67f89f7f69b8267e7a841ed3974106e6f7f24aece5c22f78632052587d1bc03c
Markdownf9223479d16351952d44c7d9d9acd30da6c4a23b7119d66f466543054541cc8a
PDF
Publication page592a09398a38b3e25b08eb6833d89ceef7d5aab86275ef121d24feb4d9e33557
Manifestc6dfa29c31f30c28175b57f85fb28a2d8dee402f29642d333d3f4069b157d3b4

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
SignatureAe3qaLno9eRHv3IrNi3orsMNujGTr/iLRzh0oA5xStXC/qBgfbTR45TFSU5KvkaITwFJxcBZBDJUGAiLNyMGBg==
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

2026-09-17T10:32:48.200379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066538
observed 592a09398a38b3e25b08eb6833d89cee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.184865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066538/manifest.json
observed c6dfa29c31f30c28175b57f85fb28a2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.167830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066538/publication.md
observed f9223479d16351952d44c7d9d9acd30d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.151651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066538/publication.txt
observed 67f89f7f69b8267e7a841ed3974106e6...
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.