OpenTechnical

OT-2026-000062311

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000062311) never changes.

Identity and time

Publication numberOT-2026-000062311 · never reused
Internal UUID01a0ae8c-0abf-7fd9-87ad-7374418e4aca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062311
StatusPUBLIC

Content hashes

Canonical text3a03c527c1fe8cae84d1426e87930ecb07c3b01d6965549ac3d73c9bfe45b8ad
Markdown0a504ef664a23b9e5a35320db095b0562b93a7782226aa4a4a93943bbe97defd
PDF
Publication page723507d26107e5ed9049659b45a0d8c19204645fab2b3605e7a40fd50a14ef4d
Manifestf48cb5a74ea9393d3a520b0fccc14ec041bafc46f6c4395ed18089e6c6c606e0

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
Signaturewk20gqty/0BwA9N0+2vw9aIdOlaLpRgxm/6IbDXlPZjwhPcMqzEAjrBj3JDcp7ElURkX/qqWGfyljMfxPNIhAg==
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

2026-09-17T10:39:36.709123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062311
observed 723507d26107e5ed9049659b45a0d8c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:36.691276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062311/manifest.json
observed f48cb5a74ea9393d3a520b0fccc14ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:36.672901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062311/publication.md
observed 0a504ef664a23b9e5a35320db095b056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:36.654311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062311/publication.txt
observed 3a03c527c1fe8cae84d1426e87930ecb...
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.