OpenTechnical

OT-2026-000044266

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off 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-2026-000044266) never changes.

Identity and time

Publication numberOT-2026-000044266 · never reused
Internal UUID01a0ae7c-39d6-79d7-a4e6-517e04d0dc90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044266
StatusPUBLIC

Content hashes

Canonical textba75fe662cf861190879bdb00919889365452d47bb4dc199a75b022742a4f063
Markdown822025ab6c2b549642d048633b182a7621a1b7412043fe1f28a890de85df352d
PDF
Publication pagea2ab8932f3654b7459a8411501560bd22a2853326582c9e90a4712b92b439d25
Manifest907865a8e56344b4a9d70d88e4c291790279d98075e4959356a97b90cf67d756

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
SignatureDYB3W3fCZh1XiR/2z/PE0JAbR/4xDDUQvgUDspMyAk/rhb0YZvwHx/OU9GPddTsnbg8Z+507bycdekY6jJ86CA==
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

2026-09-17T08:30:09.511476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044266
observed a2ab8932f3654b7459a8411501560bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:09.490385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044266/manifest.json
observed 907865a8e56344b4a9d70d88e4c29179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:09.469487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044266/publication.md
observed 822025ab6c2b549642d048633b182a76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:09.325284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044266/publication.txt
observed ba75fe662cf861190879bdb009198893...
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.