OpenTechnical

OT-2026-000081708

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000081708) never changes.

Identity and time

Publication numberOT-2026-000081708 · never reused
Internal UUID01a0ae97-0f73-7d85-9903-44ee988cb1cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081708
StatusPUBLIC

Content hashes

Canonical text0be3e4ed7d906b91bbae5da10e465ec8cf2f6864e58e7f3ac3283f0b585bce08
Markdown6f2c5b9c75e218f725d39bd16d3bc52b50fbf708c589e186000c900355886720
PDF
Publication page1142c5e08cb667d79814b0fa31c07c70b0cd68094b059001c1a57935a5c9e217
Manifestc3b7acf08a4b5179d5b10eaa178ff009695b6591497e8dc2eebf77c4161ae77f

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
Signaturen6f2nn6qr2XML95mDoQkYbj8EBhb1BmhNhFpwFzOPprCrp2B+5yVp8P61zmCsy3t42/REbbdylIntfaKOZqaBA==
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

2026-09-17T09:59:46.762947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081708
observed 1142c5e08cb667d79814b0fa31c07c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.744884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081708/manifest.json
observed c3b7acf08a4b5179d5b10eaa178ff009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.728709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081708/publication.md
observed 6f2c5b9c75e218f725d39bd16d3bc52b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.709608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081708/publication.txt
observed 0be3e4ed7d906b91bbae5da10e465ec8...
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.