OpenTechnical

OT-2026-000100624

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

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-2026-000100624) never changes.

Identity and time

Publication numberOT-2026-000100624 · never reused
Internal UUID01a0aea3-66f2-7ae7-86aa-6c54e45c155d · 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-2026-000100624
StatusPUBLIC

Content hashes

Canonical texte0c421dcbe5089f4d3955c7c762a3adb46b4e7f2200e751329e43f89f622a5fc
Markdowne8b5c6d7259c97f88173505346b6824a6bc06055f6e59248ea5688176c5b49bd
PDF
Publication page3bc9b6997c80542228eeff2bd026e003756b5f7e0625ae3be3b48dd29854ed4f
Manifestd6c592d39528363663df5fa0d62c12bd4b86b0ba9219f848229bc8d99521226e

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
SignatureBriSCLxAhrGf4k0mCaEo5paUGDdOezTY3b9ehzTEVc+hLSFNqI1YTqXyX9CC80c4RLeX9dwDJxRM08pXBUwQDQ==
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

2026-09-17T09:27:25.378246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100624
observed 3bc9b6997c80542228eeff2bd026e003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.358710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100624/manifest.json
observed d6c592d39528363663df5fa0d62c12bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.340952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100624/publication.md
observed e8b5c6d7259c97f88173505346b6824a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.322508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100624/publication.txt
observed e0c421dcbe5089f4d3955c7c762a3adb...
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.