OpenTechnical

OT-2026-000064926

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000064926) never changes.

Identity and time

Publication numberOT-2026-000064926 · never reused
Internal UUID01a0ae8d-debd-7b03-a909-50990166a5cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064926
StatusPUBLIC

Content hashes

Canonical text12551f2b8e169b5c5cf484a490e288672306fcddfe2081bc7d64dad8563bde2a
Markdown4e93f2a67e898e2db41ab253c6d7dd09c193f667687515ca9ee55a88224c9661
PDF
Publication page6ef7212878d2fea1758ef9e6585f87fb706aebae0e66966bacc3fd7350167649
Manifest18507edcc07ec9ae6e4c0a28fe37cf4b0bde4e9f6dce96c5853245eeba377011

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
SignatureQ8PcEUdArJPFb/WMJMfUyu1Z1JlwP2yhxgiisX1IynGR7NAEAXMQkYQ2nnQ64TLgCv6kOImJIvmFvx1rEZ9/Ag==
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

2026-09-17T10:35:51.710146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064926
observed 6ef7212878d2fea1758ef9e6585f87fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:51.692877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064926/manifest.json
observed 18507edcc07ec9ae6e4c0a28fe37cf4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:51.675152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064926/publication.md
observed 4e93f2a67e898e2db41ab253c6d7dd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:51.655896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064926/publication.txt
observed 12551f2b8e169b5c5cf484a490e28867...
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.