OpenTechnical

OT-2026-000015662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000015662) never changes.

Identity and time

Publication numberOT-2026-000015662 · never reused
Internal UUID01a0ae6e-0c4b-724d-ac30-4c287f243f8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015662
StatusPUBLIC

Content hashes

Canonical texte0731bf33f00135b4ca8be1d6a526255ebd1d9ebe7b9f8acdade5d5c9cdf8891
Markdown99e8f658f31160625d490b19369860fab88e0666a70045532a5aa097ab80fb8e
PDF
Publication pagedcbd812b5e47442342ca03e8285cf9d047d64fed6017588d3a39bcf029501b55
Manifest05ac03b16279843785fe9e3c7ce6320c4783f9c73eb4f287d91a99208be25af1

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
Signatureaxk6ABqaLoC1e1w1o9KkAILkr6UODUCoz1FUc/pABhT2z89DxbvwCPmqt3SRRDKF2rlygflmO/EfAQBhYCSIAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:55.550449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015662
observed dcbd812b5e47442342ca03e8285cf9d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.500182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015662/manifest.json
observed 05ac03b16279843785fe9e3c7ce6320c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.472681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015662/publication.md
observed 99e8f658f31160625d490b19369860fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.424528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015662/publication.txt
observed e0731bf33f00135b4ca8be1d6a526255...
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.