OpenTechnical

OT-2026-000053952

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000053952) never changes.

Identity and time

Publication numberOT-2026-000053952 · never reused
Internal UUID01a0ae85-b3a6-73be-ae4a-0dbbde9dd1c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053952
StatusPUBLIC

Content hashes

Canonical text9d028cdc624a4d9a3e34651484739e7480f248cb2dbd44668085e479d23b9ec5
Markdownb7a3f038c4df8ad845341d3c12f7f02cf6223a604cd9de0394b9c23a6829b7c5
PDF
Publication page7c3975631e2898f3400c09d38e4f0517116bbc9b5c12a258af8b98369eb90def
Manifeste4e48176c2939697951daacd4508fab91f5c9f019a2a4c8d84a2a06fbf0a8989

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
SignatureKwqkPpdq+CtBcuP3pM5hifCeRSp9rPEI+zXJpnw2u5+rMTdV2EC6HMSeqdHshatd5Qf4rXlSxW+s3JfKbOk5Bw==
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

2026-09-17T10:54:12.209459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053952
observed 7c3975631e2898f3400c09d38e4f0517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.185099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053952/manifest.json
observed e4e48176c2939697951daacd4508fab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.157399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053952/publication.md
observed b7a3f038c4df8ad845341d3c12f7f02c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.131359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053952/publication.txt
observed 9d028cdc624a4d9a3e34651484739e74...
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.