OpenTechnical

OT-2026-000063306

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000063306) never changes.

Identity and time

Publication numberOT-2026-000063306 · never reused
Internal UUID01a0ae8c-f943-79b2-869e-1e4dc51d9bcd · 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-2026-000063306
StatusPUBLIC

Content hashes

Canonical textc16bc17a9cd0a22b09c4145330d87818fe1a6fe17f542950db003d0c51a73a7d
Markdown039c87031c4f5a3c1447e2234132ae53c0de0e188aed35cb75274707ef4b35b4
PDF
Publication page1c19aec8bb8f9c932b4f1de89608824860870a1333668893bdb87971472d5314
Manifest9bc0fc52719c5d6c07c81985a19c135517623ff4c1d0f5e1ee6d96ca5c7565f9

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
SignatureIzaCG076/qF4wVkDj17TCECujMzqh/TAJFDHZridLolhClR4CMHkZHV96kBmSjm4S5CAJKvBOx+ERHyfPfFgBA==
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

2026-09-17T10:37:11.650147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063306
observed 1c19aec8bb8f9c932b4f1de896088248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:11.629164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063306/manifest.json
observed 9bc0fc52719c5d6c07c81985a19c1355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:11.609203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063306/publication.md
observed 039c87031c4f5a3c1447e2234132ae53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:11.587264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063306/publication.txt
observed c16bc17a9cd0a22b09c4145330d87818...
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.