OpenTechnical

OT-2026-000100098

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000100098) never changes.

Identity and time

Publication numberOT-2026-000100098 · never reused
Internal UUID01a0aea3-1474-7107-bdc0-be700ff6b992 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100098
StatusPUBLIC

Content hashes

Canonical textfdd50c583f654772af24d757139d22da387bcca4379d68289e68d3b7ff006685
Markdownfbf8029f48469f83691dfc3e6e6f4a164f46fd712b8d941d433c3f26a0d5c47d
PDF
Publication page16399dd680c59cb529632a466c643165442859c9710205f1644125c4dce8fbac
Manifest7cde39c57b94670298452f60f493edcdc62e9cb22b0cd84717c27ca62779438b

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
SignaturekyvU+Lgcp7xhMHFvyDRqAslOtHMeETmOLUDOMPyK8LI5yaxvJeUyjPzw6MTU4mhPP00zKqYc4ciZLrg4cxdoAA==
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

2026-09-17T09:29:03.456644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100098
observed 16399dd680c59cb529632a466c643165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:03.439554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100098/manifest.json
observed 7cde39c57b94670298452f60f493edcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:03.420589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100098/publication.md
observed fbf8029f48469f83691dfc3e6e6f4a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:03.399674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100098/publication.txt
observed fdd50c583f654772af24d757139d22da...
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.