OpenTechnical

OT-2026-000091613

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, 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-2026-000091613) never changes.

Identity and time

Publication numberOT-2026-000091613 · never reused
Internal UUID01a0ae9d-43b8-7b92-8166-3550c7c2ffb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091613
StatusPUBLIC

Content hashes

Canonical text0116e19761c10fe839b7a72d3ac17c37a4f72710b58d6404ec65dce753b90929
Markdown9b51b65f8bbe263dbcde060e27ec75b8aa59160cb97c4f907a53c8de1a288ec0
PDF
Publication pagec863302cb0736470583f148bbdd2612cf4f0f087011f3c0e23c30f8aa13d3c5f
Manifest21a27be7152cc7458c26bc43c4b41822a4c8a28d1f85bbc305f54c5848dd563c

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
SignatureyytwJoAhDMrbbdw2zhVhpnLfbGyABLYdOfortnHWh99d/JvQOkC+SUYCVPv/kTl6xjQ6pbiK45Lh1fHInFQWCg==
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

2026-09-17T09:41:58.186481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091613
observed c863302cb0736470583f148bbdd2612c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.168244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091613/manifest.json
observed 21a27be7152cc7458c26bc43c4b41822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.149771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091613/publication.md
observed 9b51b65f8bbe263dbcde060e27ec75b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.131204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091613/publication.txt
observed 0116e19761c10fe839b7a72d3ac17c37...
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.