OpenTechnical

OT-2026-000036462

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000036462) never changes.

Identity and time

Publication numberOT-2026-000036462 · never reused
Internal UUID01a0ae77-01d1-7b34-a9ef-c3a3ea394050 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036462
StatusPUBLIC

Content hashes

Canonical textd9ec7bc56bc4dbf586d29bcfef141d380afa659b3b8aaa5b470bed3228bc95d3
Markdown83047fb88af9f739f9eb725b8513ed2fbd8a25099a88052f01ad2be3128ac37d
PDF
Publication pageef2207af7a281662d21ac011cc43e2cca4e41d62940e0d388f60c8422b5bc5c2
Manifeste6c133c4b7ca39cbbb14f477328bed69481937c929d721403342a35500e73e87

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
SignatureLJAoBBkYb65C+UeWhiGZjcFM13BYxuUR33f0h2/s1UjlkGyRhEy0HnN8nM1qWF42AM5uF1Z090ph/GPBtSeaCg==
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

2026-09-17T11:26:51.825416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036462
observed ef2207af7a281662d21ac011cc43e2cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:51.808001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036462/manifest.json
observed e6c133c4b7ca39cbbb14f477328bed69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:51.791204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036462/publication.md
observed 83047fb88af9f739f9eb725b8513ed2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:51.774159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036462/publication.txt
observed d9ec7bc56bc4dbf586d29bcfef141d38...
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.