OpenTechnical

OT-2026-000066456

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000066456) never changes.

Identity and time

Publication numberOT-2026-000066456 · never reused
Internal UUID01a0ae8e-ce40-7f3a-8e27-6f8e6d1813e0 · 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-2026-000066456
StatusPUBLIC

Content hashes

Canonical textebf3662feb8c584d028187bf9c72cd664a5cf5079db797b19abd766adffdfdd4
Markdown977b1d323246d1f20fcab4ba6edcc1226e1f4d4a3cd83fe27dcc22eec17d540b
PDF
Publication page0a920d79f0e2ab68b587e03c634502603cb3c57f5233d71c465c1a3425b16825
Manifest23d3ce9073613e71ce4e622eb57b3588db2f57761c382e7b1a2835483293c44b

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
SignatureaclIxr+xgZYuuNMxVoWRl0QdvhucUzwXsXpS7FEnktuV9ANFcQ3CAkcD08AF0D5jwxilWT56poPgUEzCqdIGBg==
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

2026-09-17T10:32:42.274882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066456
observed 0a920d79f0e2ab68b587e03c63450260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:42.259206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066456/manifest.json
observed 23d3ce9073613e71ce4e622eb57b3588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:42.242389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066456/publication.md
observed 977b1d323246d1f20fcab4ba6edcc122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:42.226163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066456/publication.txt
observed ebf3662feb8c584d028187bf9c72cd66...
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.