OpenTechnical

OT-2026-000063845

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000063845) never changes.

Identity and time

Publication numberOT-2026-000063845 · never reused
Internal UUID01a0ae8d-53b7-7ffa-8b84-eab27efa695a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063845
StatusPUBLIC

Content hashes

Canonical text3b1d22fe7c76a40a08941b03dc5d22be917e2d4c646c47772605467e393a6a11
Markdown5e0ef60b4effc17d2c1788c5278ce02b0f9b0540a5d3703a75c28cc07b161df3
PDF
Publication pagea8ed3d93bb1a1c4c1bc3f6a9c3161ca768c151f7fe1c12aefd50df7bd64d3e77
Manifest1efb653e4305235787aab145c9c4a93b0bbd0bc0085b1ddd7e27bc80504a8c1d

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
Signaturei1N1TqimMHcufb+8mV4N5p2xXWUXj356JbUjEAyZPjWGTws8c21WoB+M4D7K0rK8wdIbQxb7NWamKFCVkGS2AQ==
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

2026-09-17T10:36:52.455706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063845
observed a8ed3d93bb1a1c4c1bc3f6a9c3161ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.436329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063845/manifest.json
observed 1efb653e4305235787aab145c9c4a93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.415024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063845/publication.md
observed 5e0ef60b4effc17d2c1788c5278ce02b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.396786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063845/publication.txt
observed 3b1d22fe7c76a40a08941b03dc5d22be...
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.