OpenTechnical

OT-2026-000025851

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000025851) never changes.

Identity and time

Publication numberOT-2026-000025851 · never reused
Internal UUID01a0ae71-a83e-7ce0-88ea-993cba175367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025851
StatusPUBLIC

Content hashes

Canonical text7f3d81edf21e29df12b6bac644b35ec0281e4e7aeed65867868551f3dfe2dfe1
Markdownee18feb0059be46d21e2206d550cb51109df2ba5d9578fc33696d77210b446d6
PDF
Publication page73e2e8e1c49828577f93937a8a4582172403f1ef9e11ba10aeb4a7ddd15008f9
Manifest876d0dd9e5cc25e66d13f6fe33911d0560f00988fc66d86958ea74521cf5b058

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
SignaturerRrgDGwbBS9IPmUXTVGD+Ghqt94Ov/nrzolMHxqhcSUe1Z7LS7iQ5gUTCAxgm6/8VcVyYnW/ZJ/5ZZLfOA5JBQ==
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

2026-09-17T11:46:04.757820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025851
observed 73e2e8e1c49828577f93937a8a458217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.740554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025851/manifest.json
observed 876d0dd9e5cc25e66d13f6fe33911d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.723651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025851/publication.md
observed ee18feb0059be46d21e2206d550cb511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.707063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025851/publication.txt
observed 7f3d81edf21e29df12b6bac644b35ec0...
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.