OpenTechnical

OT-2026-000094028

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000094028) never changes.

Identity and time

Publication numberOT-2026-000094028 · never reused
Internal UUID01a0ae9e-92c9-7b72-9474-221c3acb8f68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094028
StatusPUBLIC

Content hashes

Canonical text098d2c49df1c03cd58e15332fd41ed3ab913613b2ff57e175ecdbbda739ee747
Markdown21a1e95b95bc851d0c0be0e76d8dd17701a7278b99fac1a59f80c20170a3c2e0
PDF
Publication page8433dea74735d13533c06454e948046da635fc02371256d36759a42a97f6eaed
Manifest2437274fb4029adf988def272909d4d9a46d156d7312372c71c8be90060bcdad

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
SignaturentUzUT762A+HlhpzXexqvzwGqWAb9yc4AmJ2anT7IztSi93br2Ukj3AMaObUCBjKlseCgNhZlPFTgNK3rEekCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:26.609309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094028
observed 8433dea74735d13533c06454e948046d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.592094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094028/manifest.json
observed 2437274fb4029adf988def272909d4d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.573572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094028/publication.md
observed 21a1e95b95bc851d0c0be0e76d8dd177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.555591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094028/publication.txt
observed 098d2c49df1c03cd58e15332fd41ed3a...
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.