OpenTechnical

OT-2026-000101292

Publication integrity record

Foam pad vacuum gripper, two zone face, six 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-2026-000101292) never changes.

Identity and time

Publication numberOT-2026-000101292 · never reused
Internal UUID01a0aea3-c379-770a-8174-1fe580059967 · 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-2026-000101292
StatusPUBLIC

Content hashes

Canonical textc14dbb2c8af9c42db58072a0078a6378a42917a74beb4bcf40edc4478e76db99
Markdowna4cba414d438bbe4f8ab8e8608aececfbc4640a4d55273d156d56846938bfea4
PDF
Publication pageb681b0495c6c74231eb16f4f51940ff786ed69d665e3e86d5b9656435e12d3db
Manifeste3f61c45f10fcb6e2a563b106f736d8e0ab2bd3b060478e71b260a57616064e3

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
SignatureHZdaXeUVJlNuNGnhFm/Z92UxB17OcDkDE2uX1lYQBV21ZBmKTYIVgrbYHf1R482jWrCnk9LcWNkLQ9zaTfhsAg==
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

2026-09-17T09:26:58.491371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101292
observed b681b0495c6c74231eb16f4f51940ff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.473547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101292/manifest.json
observed e3f61c45f10fcb6e2a563b106f736d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.456018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101292/publication.md
observed a4cba414d438bbe4f8ab8e8608aececf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.438031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101292/publication.txt
observed c14dbb2c8af9c42db58072a0078a6378...
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.