OpenTechnical

OT-2026-000039102

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039102) never changes.

Identity and time

Publication numberOT-2026-000039102 · never reused
Internal UUID01a0ae78-9672-7b4b-91b6-92570f269d7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039102
StatusPUBLIC

Content hashes

Canonical textdea1c6cdbfef186e9a6295048e677f252bce42cdea53d4d6c06f62e5610ccf32
Markdownfb6736b9150cdb5f0c97aa660ab19fa11cbb7742de2bab4a64575e6146cd7371
PDF
Publication pagec7e198d8b9e910f745523dc55551a1cb76cc949eeebd1c94ab084458c23bd1cb
Manifest53e01e0ffaaa8e22cba1bf8049a8d585bd2ec7cd9557e3d245a11f363c2bf14c

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
SignaturekeWFpTq4wo9ue0RhTMHZ/czHWz1FNT5yBK+aJ/RuWq+PqerGjK2evlt4wDXEilt404GDc1Nxld5zngMnbhJMDA==
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

2026-09-17T11:20:35.386024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039102
observed c7e198d8b9e910f745523dc55551a1cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.365684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039102/manifest.json
observed 53e01e0ffaaa8e22cba1bf8049a8d585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.347047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039102/publication.md
observed fb6736b9150cdb5f0c97aa660ab19fa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.330439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039102/publication.txt
observed dea1c6cdbfef186e9a6295048e677f25...
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.