OpenTechnical

OT-2026-000063529

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000063529) never changes.

Identity and time

Publication numberOT-2026-000063529 · never reused
Internal UUID01a0ae8c-f945-701d-9509-3bcf74547764 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063529
StatusPUBLIC

Content hashes

Canonical textacdd683d82625b723d0e1c8b2d97c5b085d16f1a0b27bb543f505a9694d55630
Markdown9c9901447b3d5235073b93a7c9c3850376f76b34d4ea0506aa1f460fb8803d62
PDF
Publication page8c15ae0e5cf3748db5f2e5a4c9a9b1ed9759c6ff7537bdee77a821b176b1ee15
Manifestc6abf1dc339b7b39bf412463314da505ec7b51c5ddd2e62a412dc68d09ac4855

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
SignatureiThdY+UdYiASxgmaQjVSqb+wJkOb7MTVb7lS+Kp3DS5Jrb4Y/bkDCoAnCLOFMFuHNAULAsOTMlM8mAFm7IV5Bw==
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

2026-09-17T10:37:31.181489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063529
observed 8c15ae0e5cf3748db5f2e5a4c9a9b1ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:31.161439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063529/manifest.json
observed c6abf1dc339b7b39bf412463314da505...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:31.141411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063529/publication.md
observed 9c9901447b3d5235073b93a7c9c38503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:31.121523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063529/publication.txt
observed acdd683d82625b723d0e1c8b2d97c5b0...
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.