OpenTechnical

OT-2026-000066502

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000066502) never changes.

Identity and time

Publication numberOT-2026-000066502 · never reused
Internal UUID01a0ae8e-ce41-760b-8f33-0d4e94887717 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066502
StatusPUBLIC

Content hashes

Canonical textecdec55ab30efa4bfc44b8a3ea5f4592633f5f221fd19a4695408d02cc8e1ad0
Markdowna6b0c0d7f11f9d8b9329413b0aee45135de55a24d2cd28404c4354b6d1963f97
PDF
Publication pagec77b4131c788c6853fba14fb0e14c1f036f93e2dd0efdbbed5a2b341da6c9480
Manifestdc0306a9d8f668fbd66ff2dc81e0ba20f7c623fa98400b6ff3ea7b310f9bfff3

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
SignatureIyw2H8R3hi8d8nnOADBreWWcin/CyNTl2XXsFP+n8Ul27QAv+Z9kVa9tasKLyu/rTNh9KJfz+3EfU5teLjUiDQ==
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

2026-09-17T10:32:45.604215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066502
observed c77b4131c788c6853fba14fb0e14c1f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:45.587886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066502/manifest.json
observed dc0306a9d8f668fbd66ff2dc81e0ba20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:45.570657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066502/publication.md
observed a6b0c0d7f11f9d8b9329413b0aee4513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:45.554616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066502/publication.txt
observed ecdec55ab30efa4bfc44b8a3ea5f4592...
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.