OpenTechnical

OT-2026-000057287

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000057287) never changes.

Identity and time

Publication numberOT-2026-000057287 · never reused
Internal UUID01a0ae87-d5bc-72e8-a400-73278acc37f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057287
StatusPUBLIC

Content hashes

Canonical texte0b6623983b987c39fe902daa3af3baa487f82bd161e0eca008f92cb99e4f116
Markdown7519f026d3fa3ee2418e11868e0b8d03e987b2be2ef9f7ebcf19b6af0211bbdc
PDF
Publication pageedd32379999d0ad78e7264e411f93ff899bea84c9250db0778f9b12343fddad4
Manifestfc63c6032286cffbeff30f129729c1ffb5235c2d72b57915961c89e7fed0db39

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
SignatureClGzH+o07pnlokHGuoBREt07RIh4liicrKnxd1dKesru7HoUWOtveCP657BXkqOTuH7BV9zOAvIrfYeJj0kcBg==
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

2026-09-17T10:50:21.923783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287
observed edd32379999d0ad78e7264e411f93ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.905922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287/manifest.json
observed fc63c6032286cffbeff30f129729c1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.886018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287/publication.md
observed 7519f026d3fa3ee2418e11868e0b8d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.869602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287/publication.txt
observed e0b6623983b987c39fe902daa3af3baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.552932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287
observed edd32379999d0ad78e7264e411f93ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.535517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287/manifest.json
observed fc63c6032286cffbeff30f129729c1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.516656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287/publication.md
observed 7519f026d3fa3ee2418e11868e0b8d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.499338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057287/publication.txt
observed e0b6623983b987c39fe902daa3af3baa...
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.