OpenTechnical

OT-2026-000086652

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained 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-2026-000086652) never changes.

Identity and time

Publication numberOT-2026-000086652 · never reused
Internal UUID01a0ae9a-2c98-7748-9892-524fef29c143 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086652
StatusPUBLIC

Content hashes

Canonical text9788b128427536f5e0e3c8898b203fed18ba8ddcd94d2b1807a55a74e9101a56
Markdown493f2317b5f222abf839ff40d1e5a78d3d52bc2c6f1b7d9acc1229dbb784c958
PDF
Publication page6815c9778cf950e6db220d2ff74650cda2c3bfc507770a5075250af910c684fd
Manifestc553656bcfe4218796592165eb1d015fbf9238dd6d115ef3dac9c06ca6d4af2e

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
SignatureQbomxCEYitPcG0CzvHkWcOsstJVxjP1PfoUqaU5W9i4GU/anLfQEHKW25JLH5D1QGAfRkbmeP0KdHl4PYA0aBQ==
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

2026-09-17T09:52:30.782316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086652
observed 6815c9778cf950e6db220d2ff74650cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.761566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086652/manifest.json
observed c553656bcfe4218796592165eb1d015f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.742627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086652/publication.md
observed 493f2317b5f222abf839ff40d1e5a78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.724344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086652/publication.txt
observed 9788b128427536f5e0e3c8898b203fed...
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.