OpenTechnical

OT-2026-000022982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000022982) never changes.

Identity and time

Publication numberOT-2026-000022982 · never reused
Internal UUID01a0ae70-46ec-7f70-9b7e-3a0f51bad5f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022982
StatusPUBLIC

Content hashes

Canonical textffb599e205dd3f285afedeb31184b6c5013eb76166e2a771961e53e94b1d85e6
Markdownaef7bf136074134b5193c91434fb14da68c5a1104405ef79958a62e4991ac4d8
PDF
Publication page86ad7099b84fe76646592d06a61a02cc85842461fde546829c9ca311c894fd2c
Manifest9071d24ee9a6bb87653182e2b31fb58c39a90ec36edfaf41c0aea8bee8dbab2a

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
SignaturepU4zQRmpuzvAjm23SfuInQkushPKsjATt2gBDNipx/derS1gCRqxlyveHVN0LCRMzbvzGctrAnOuxgQL5fGMDg==
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

2026-09-17T11:52:34.381903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022982
observed 86ad7099b84fe76646592d06a61a02cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:34.364559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022982/manifest.json
observed 9071d24ee9a6bb87653182e2b31fb58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:34.346912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022982/publication.md
observed aef7bf136074134b5193c91434fb14da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:34.327347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022982/publication.txt
observed ffb599e205dd3f285afedeb31184b6c5...
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.