OpenTechnical

OT-2026-000023503

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000023503) never changes.

Identity and time

Publication numberOT-2026-000023503 · never reused
Internal UUID01a0ae70-7269-79a4-9b3b-0c7f38a5ff23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023503
StatusPUBLIC

Content hashes

Canonical texte8c68da6e5c678018351b46675e4b157cc229dda154137d332a7b29206a138c3
Markdown1ceb659ac870e5d393e30de7557f9df90940a4f4e7371bea9a8153a0f851d998
PDF
Publication page206e08ed76ac08ab29f7e6edad25f16b9494baf44f9f3d45feef7028597a82b2
Manifest8223f35248c95a74bafed49396cf90eb60913aea0fb3bbbefd0dddac9126d6ba

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
Signaturenva75cR90GeeTLyhHQoVXNlPZh1hndG7tldlxgG/UPandyvy+NPpbr/EE8vXzN9NwrOqI+TXzaK7KUwmPnDmAw==
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

2026-09-17T11:51:44.177215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023503
observed 206e08ed76ac08ab29f7e6edad25f16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.157890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023503/manifest.json
observed 8223f35248c95a74bafed49396cf90eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.135094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023503/publication.md
observed 1ceb659ac870e5d393e30de7557f9df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.118072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023503/publication.txt
observed e8c68da6e5c678018351b46675e4b157...
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.