OpenTechnical

OT-2026-000063272

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063272) never changes.

Identity and time

Publication numberOT-2026-000063272 · never reused
Internal UUID01a0ae8c-94ab-7e2a-9311-2375d3205a07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063272
StatusPUBLIC

Content hashes

Canonical text5169db9600611ab81ed67483fd2b34887e75716cf526086c0f889ae63ac25c7a
Markdown8b172f3b2e65779a376c891239248c0a978c31ecc0055713684fdca8edd719c8
PDF
Publication page706de857ebc99d531acda8fa8201e794133fd21faf7e9feabbbcd2744ac9e93b
Manifestd704980619ba925ee7a89b1df0f82c4a99588d8c4af99bff13c90819351dba22

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
SignatureeZRpkDHf0mzCcLPUFqM3Cw0DRs3aGMCB5FmM3NamOiAE9AUvZ+MsULLctFuCBFNHOyO5aaa5HyU4xIK5haQOBw==
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

2026-09-17T10:39:09.746263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063272
observed 706de857ebc99d531acda8fa8201e794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.727798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063272/manifest.json
observed d704980619ba925ee7a89b1df0f82c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.709243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063272/publication.md
observed 8b172f3b2e65779a376c891239248c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.690815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063272/publication.txt
observed 5169db9600611ab81ed67483fd2b3488...
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.