OpenTechnical

OT-2026-000098631

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000098631) never changes.

Identity and time

Publication numberOT-2026-000098631 · never reused
Internal UUID01a0aea2-42ad-7265-9cc0-168bb6552a7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098631
StatusPUBLIC

Content hashes

Canonical text493db631d2122e0d35c2814684c96c751063bbc67bb06f2f110489bdc148d5a9
Markdownf267304abc0b1cae5b3171a51e95a2a60989506aa5839f6d96241d5e09cd744a
PDF
Publication page2709a383eceb9bc86c944e6bf1f8fbf6fe82b6890408d663bd7533d86642bbb2
Manifest4757fbfdfe5fd6a43b1f285bd0bdc59bf54370924b0780a36ccd307826eabfa7

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
Signature2uKjpXwLpbYp+AZJ90GGRscA6JcEakGR2CIkXe3uZbSd2Z2iSyLKiuIrxhPRvmEu6gJDZWEvWalYDC6Jqy/gAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:55.316759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098631
observed 2709a383eceb9bc86c944e6bf1f8fbf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.298308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098631/manifest.json
observed 4757fbfdfe5fd6a43b1f285bd0bdc59b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.279044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098631/publication.md
observed f267304abc0b1cae5b3171a51e95a2a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.253146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098631/publication.txt
observed 493db631d2122e0d35c2814684c96c75...
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.