OpenTechnical

OT-2026-000055348

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000055348) never changes.

Identity and time

Publication numberOT-2026-000055348 · never reused
Internal UUID01a0ae86-a100-7fc8-83b6-32261e1aac25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055348
StatusPUBLIC

Content hashes

Canonical text95dabe451bd56267841ed650a76ec97f031135b8823822f4a1307620164a5edf
Markdowna2408cd620ddb8948c1a422090fe5df8e8784823c7f558ed303848fd826f0184
PDF
Publication pageb6423c555516237957c753c1213ede271bdb6ec132e8b3f3381ef9a152c14748
Manifest6d91735e8840ab367f4ac77ea3daba67bd683296d514f38a67b4cd6f6e120502

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
SignatureuR46Y3vpG1qFPwlMPGSEW0uVJrWObUJNiN75vsbCJwOLCkz1JljydEFfoofZRwDpwRxkjbCf1FMVtjP+y9diDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:58.408261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055348
observed b6423c555516237957c753c1213ede27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.390341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055348/manifest.json
observed 6d91735e8840ab367f4ac77ea3daba67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.373548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055348/publication.md
observed a2408cd620ddb8948c1a422090fe5df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.354874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055348/publication.txt
observed 95dabe451bd56267841ed650a76ec97f...
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.