OpenTechnical

OT-2026-000068224

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000068224) never changes.

Identity and time

Publication numberOT-2026-000068224 · never reused
Internal UUID01a0ae90-247f-77e3-809b-42f9575f19c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068224
StatusPUBLIC

Content hashes

Canonical textf5870e5fb1a5ee8af75a7171e68fb07f17ba7fe82336edd36db9aa4ea5ddf20f
Markdown112de32930155e33432bc4d52a97ebe000b2bb2c07f5f3bc850328cff0e25f39
PDF
Publication page0ffe9a935ea80a0779a67a20cac53d009a48f9b04e63475d0cbcf23fef4a1fc2
Manifestfcb48b00eeaa433848a43e16261df328470ac515a6c7554234575ed46658612f

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
SignatureYCKKZB87xu+sQVzgDRIFbtQ/q1GnbQl8H8kXmtWFIDArWOUlO9Mrj3mnM5Gd6oiprXd1M7Y67sg97x/6li4PBg==
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

2026-09-17T10:29:14.023465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068224
observed 0ffe9a935ea80a0779a67a20cac53d00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.005546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068224/manifest.json
observed fcb48b00eeaa433848a43e16261df328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:13.986681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068224/publication.md
observed 112de32930155e33432bc4d52a97ebe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:13.967618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068224/publication.txt
observed f5870e5fb1a5ee8af75a7171e68fb07f...
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.