OpenTechnical

OT-2026-000063761

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000063761) never changes.

Identity and time

Publication numberOT-2026-000063761 · never reused
Internal UUID01a0ae8c-f946-7e36-ad73-8ab616c5486d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063761
StatusPUBLIC

Content hashes

Canonical text72f7dd48d3763d7e2758eac69750fa14ed8847780b1948f6498be860ec2ae3f7
Markdown1d05c79d7f0f0d27f6ebbf8ae42d89a65e993d3b2458beac9a7e171f1210d64b
PDF
Publication page3e1f60c8824295cda3720434658b81e57ec848e0f524187164590653f768a751
Manifest6ef49b22b238584ccb72d3fb79d025d40b74898582563b31f1b287f559980b1c

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
Signaturew4utko9SxV211xRtKBddH6Ti6h5vi+bNQ+xV4KXT3Z+jfgZwAy4vtG3kEOzKEwUuXnVCzxMWu02ad/8ZP0hNAQ==
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

2026-09-17T10:37:53.954084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063761
observed 3e1f60c8824295cda3720434658b81e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.933610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063761/manifest.json
observed 6ef49b22b238584ccb72d3fb79d025d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.916288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063761/publication.md
observed 1d05c79d7f0f0d27f6ebbf8ae42d89a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.896974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063761/publication.txt
observed 72f7dd48d3763d7e2758eac69750fa14...
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.