OpenTechnical

OT-2026-000100626

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100626) never changes.

Identity and time

Publication numberOT-2026-000100626 · never reused
Internal UUID01a0aea3-66f2-711c-9283-cc51269fbbfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100626
StatusPUBLIC

Content hashes

Canonical text637cce19563b3e2ff2abdc0cc0421ceab1c88fdc20579b9277f5f755361021df
Markdowncf5b079a29479fd831d5b760f8b2f6d532eb744c1def0e4da70a502aaec1822f
PDF
Publication page3e99851caeb69f50285f105427b8fe895c0ab3c744b507a246001606d088b0c0
Manifest53889931c1286e845e7f8157e0000d6c802a9bd79163e6aebfc95fd0398026bb

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
Signature7p8UEfmggdX81+6m/jFVw1gZID222TIixHLXvz5QNSvqSAWmkwz81Qwf+n0J4dSEuBWbSDeTVXWVc1IitDo0Dg==
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

2026-09-17T09:27:25.529808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100626
observed 3e99851caeb69f50285f105427b8fe89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.511669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100626/manifest.json
observed 53889931c1286e845e7f8157e0000d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.493272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100626/publication.md
observed cf5b079a29479fd831d5b760f8b2f6d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.475589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100626/publication.txt
observed 637cce19563b3e2ff2abdc0cc0421cea...
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.