OpenTechnical

OT-2026-000066589

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000066589) never changes.

Identity and time

Publication numberOT-2026-000066589 · never reused
Internal UUID01a0ae8e-ce41-709d-9356-b309791574b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066589
StatusPUBLIC

Content hashes

Canonical text83059185926fe202a83032a08b25c8013f7948f1c9a4dbb6dc6e352b0c0a2ebd
Markdown48ac36215fdf6f9478e3624e21b420c5ce723325c387498115a535092546e895
PDF
Publication pagec8ede9b943cf99d430bcba5e78153d774c8f0e012a78f79668fc470c6ff77f6a
Manifestd1ea69215f97361cc5de16eda79b7d8ce897072e4965c899117a8cec9ceac4a8

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
Signature46d0XexSjpdIR64tP9BU3O3qF1JukPSWVLjtLuaUSL29sEfu4V4l+9ruRgYsUa+6mmqcK2zOVWVi57s7owX+Aw==
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

2026-09-17T10:32:51.915152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066589
observed c8ede9b943cf99d430bcba5e78153d77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.898918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066589/manifest.json
observed d1ea69215f97361cc5de16eda79b7d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.882771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066589/publication.md
observed 48ac36215fdf6f9478e3624e21b420c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.865136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066589/publication.txt
observed 83059185926fe202a83032a08b25c801...
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.