OpenTechnical

OT-2026-000058151

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000058151) never changes.

Identity and time

Publication numberOT-2026-000058151 · never reused
Internal UUID01a0ae88-6edb-71e2-8cc3-009f47dd0046 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058151
StatusPUBLIC

Content hashes

Canonical text70af00d281b20882a52f868348295bdc9dafa8086973741fd76abd1ff9226c82
Markdowne6b32c2622aaf2f32ef562037942afadbc3590d1bb5666393fab832ed8008ccd
PDF
Publication page052313d8b6dda984a80e742d4dc16ce30d0866795433203d82107f81177662f3
Manifest54a50536913e8ae1db1ce50d8592cc79255c7adfac86b0079ec95bc0ac2b77e9

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
Signature2rdqi6m3LAKCquzVcPj60eI+CapDEgNoI6JFGZAbdsUWH03hps/os4S5DbO88scU3Hu5x+rl7wTR2P5XonOLDA==
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...

Independent retrieval

2026-09-17T10:47:50.546697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058151
observed 052313d8b6dda984a80e742d4dc16ce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.527294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058151/manifest.json
observed 54a50536913e8ae1db1ce50d8592cc79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.508292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058151/publication.md
observed e6b32c2622aaf2f32ef562037942afad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.487898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058151/publication.txt
observed 70af00d281b20882a52f868348295bdc...
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.