OpenTechnical

OT-2026-000101084

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000101084) never changes.

Identity and time

Publication numberOT-2026-000101084 · never reused
Internal UUID01a0aea3-c377-7275-9932-4b31dbebd302 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101084
StatusPUBLIC

Content hashes

Canonical textde038174296b314d840c81e8953f46091557649b26bbe5ba855419d8b0fd46ec
Markdowna69ac0ed553e3544b75ceffa2f24cc2c2605fc2e8be355b1acaafb5d16614f1f
PDF
Publication page56ff5001b18c3b7b93fb9c4fecbf8ef56ee252faaff661c227d173151638216d
Manifesta8c7c4c8d9f082eb92b2a0e3ca82f3567f9ba29f72902130ddf3d86986763b9f

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
SignatureFs8CmXK60VClRjuJ4WKWTlc00n2FaQJora8XLOXpeN6CnmBG9P9E7ptji70bGf+5BZM3DeV9FYzSvlEdBZY9Aw==
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

2026-09-17T09:26:42.270866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101084
observed 56ff5001b18c3b7b93fb9c4fecbf8ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.252993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101084/manifest.json
observed a8c7c4c8d9f082eb92b2a0e3ca82f356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.234384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101084/publication.md
observed a69ac0ed553e3544b75ceffa2f24cc2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.217462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101084/publication.txt
observed de038174296b314d840c81e8953f4609...
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.