OpenTechnical

OT-2026-000092132

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000092132) never changes.

Identity and time

Publication numberOT-2026-000092132 · never reused
Internal UUID01a0ae9d-8759-71e6-8b79-90fa08eba4aa · 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-2026-000092132
StatusPUBLIC

Content hashes

Canonical text4ea9b2d7ffd476653efb942177b0caca89f063c438464df7e112657b0b662a58
Markdown324c9f66e3348944c6b392e2fefda7b0696782b939b9df742f5cbb5261415436
PDF
Publication page3fd06ff9f89d402ed29b94668a39c26d81cd082c03d9f4bcb33d0675c41e4c42
Manifest90e07ebaf25c83a8666212ada3fe261f5e9f2088b1204ae92b637f70d8a16643

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
Signature6YtpD1n6jCuXVa7MWNh8UnIUWIon/N2bTzDkCQLRTCT5ukY4D7EAUk2SmFHzO5kSCvWtuFM2SJFd7OAGrdTnBQ==
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

2026-09-17T09:41:36.089544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092132
observed 3fd06ff9f89d402ed29b94668a39c26d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.073036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092132/manifest.json
observed 90e07ebaf25c83a8666212ada3fe261f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.054539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092132/publication.md
observed 324c9f66e3348944c6b392e2fefda7b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.038261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092132/publication.txt
observed 4ea9b2d7ffd476653efb942177b0caca...
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.