OpenTechnical

OT-2026-000018057

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000018057) never changes.

Identity and time

Publication numberOT-2026-000018057 · never reused
Internal UUID01a0ae6e-96fd-76f0-a702-2d8e2e613958 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018057
StatusPUBLIC

Content hashes

Canonical text6082474a32c0d01e6e42a4adeac826c9505a512241cfc209edc8e347487a6e13
Markdownd074ff590b160196e560d485313a49efffa6e60b69f652268d84605acc314d00
PDF
Publication pagec445a748f9b69c1f5da081ad3f1fdb969a6940c12fc3f6c39867e52e44a87de6
Manifest6498363398bdd03bf5a35db10a3fc998ece6beea089f981cf62f9350462f8b90

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
Signature55nMqlzg+GuUF7glPkCofM+oJXYLNIFhq4VswN4SOJZmHTaQq8RN0WwmjgVCrPAperamVQfDBApf17xEAOsuAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:05.722932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018057
observed c445a748f9b69c1f5da081ad3f1fdb96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.706553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018057/manifest.json
observed 6498363398bdd03bf5a35db10a3fc998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.689466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018057/publication.md
observed d074ff590b160196e560d485313a49ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.672777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018057/publication.txt
observed 6082474a32c0d01e6e42a4adeac826c9...
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.