OpenTechnical

OT-2026-000092184

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000092184) never changes.

Identity and time

Publication numberOT-2026-000092184 · never reused
Internal UUID01a0ae9d-875a-7d2c-b72f-acd6d36a3901 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092184
StatusPUBLIC

Content hashes

Canonical textdfee8ac397e94d0a6ca6334eaaecec82d75eedce68642610674b165aa74fdacd
Markdown6f7ddfa08a8b4b09177daccaa75b137e45128b14b8ff1b4e9458c89983d5f6bb
PDF
Publication pagec2b4d0317a0879ce97a905a0ada57064deb44eb902147b4575a5c3e1511c51eb
Manifest20564c6525e7116af4976887e06d256f5f8ec23bb05741bb4e190581707039cd

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
SignaturetmLZr4P0F8i7LmMlEfnVG/8ae6I0+HfQh4TMckIdzrLunXiBMiGyCgE4jIkeu+AN3R8bGgayg72eMm9K7DZRDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:39.918102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092184
observed c2b4d0317a0879ce97a905a0ada57064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:39.901491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092184/manifest.json
observed 20564c6525e7116af4976887e06d256f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:39.883133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092184/publication.md
observed 6f7ddfa08a8b4b09177daccaa75b137e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:39.865524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092184/publication.txt
observed dfee8ac397e94d0a6ca6334eaaecec82...
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.