OpenTechnical

OT-2026-000091098

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000091098) never changes.

Identity and time

Publication numberOT-2026-000091098 · never reused
Internal UUID01a0ae9c-f16b-7a60-9a0a-7d1105cdf08d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091098
StatusPUBLIC

Content hashes

Canonical textcda9e3074f51e0e7cc33d459db40297e031a665ae8fd3c1d7efec82bff0bfeda
Markdown33e9e1de7cc6387877e869046de6367884be8799848602050ed7a95591693a1d
PDF
Publication pageec114ba5d3996d423b47a914ffc4ba6d0de494fd9f4445044fc1f7ffda1a09de
Manifest00dcbf55be4c9568361bc37621073d9ae61240cf9e7d0abc936dd8d45b0dfe33

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
Signature16MCfs+wZFUik7dM5Chu1T0qUno5hh2G1BDQhzQl6ycXSGjrciqc3lrxNgdIdmxCnaD7vF7wBYX3FAmqp8GNAQ==
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

2026-09-17T09:43:14.847838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091098
observed ec114ba5d3996d423b47a914ffc4ba6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:14.831764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091098/manifest.json
observed 00dcbf55be4c9568361bc37621073d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:14.816096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091098/publication.md
observed 33e9e1de7cc6387877e869046de63678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:14.799389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091098/publication.txt
observed cda9e3074f51e0e7cc33d459db40297e...
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.