OpenTechnical

OT-2026-000027493

Publication integrity record

Six cup vacuum gripper, 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-2026-000027493) never changes.

Identity and time

Publication numberOT-2026-000027493 · never reused
Internal UUID01a0ae72-6998-75c3-ad1d-eb02f571a0a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027493
StatusPUBLIC

Content hashes

Canonical text24f56cc4e0cfe07a35aae96a7ad1ca2e0b7f906c35029eae212e075c7e3d4468
Markdownc0664cfccf0aac75bfce66b3fbae7657dd84f1b73b2ed5549a037ebc0500a452
PDF
Publication page526819b9a91cf71eaf420721013f997c0483974fbf0ee63195cb7c41eb9e8dc3
Manifestb2e2c53710bc50e5040d9aa9f22d62fdfd44fdc9d2df177774a3c3da42844e1e

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
SignatureTR7dPsyNEXgfjFOdurjbXsRKEfT6bwuDlIqBA9gWvFmFlXG4r4Ahz3nB76EKpZ0qC9MwTHqF/Fj3Ban9EWG5Aw==
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

2026-09-17T11:42:57.666385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027493
observed 526819b9a91cf71eaf420721013f997c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.644660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027493/manifest.json
observed b2e2c53710bc50e5040d9aa9f22d62fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.626624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027493/publication.md
observed c0664cfccf0aac75bfce66b3fbae7657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.608243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027493/publication.txt
observed 24f56cc4e0cfe07a35aae96a7ad1ca2e...
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.