OpenTechnical

OT-2026-000040885

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, sustained 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-2026-000040885) never changes.

Identity and time

Publication numberOT-2026-000040885 · never reused
Internal UUID01a0ae79-6d10-7d5b-b434-2ca4ae63bb7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040885
StatusPUBLIC

Content hashes

Canonical text2b0724c1099b1bc15d884220da836ed0be1a0273d6fbcbbf14928b9348408a5e
Markdowna11aa9c8ac2a6f539b3ab858373bbaf4a58199ee32857022a3b8256f73fe7964
PDF
Publication pagee91e31ec04d0b0999cb2b72ebc64a292d75460005267e080d075464ca945143e
Manifeste2928f79c52f624aea1d9c3879748bc8e9b181604a2c19c80190cfcffcc624fb

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
SignatureQllNJIRiUC1nb2mylwzMIkOS4UwrNezqEJoiGvhxMTkl37mXxFv6eqXP7PA/exQQtodhH0Zlprkmeuho2h30BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:20:14.804811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885
observed e91e31ec04d0b0999cb2b72ebc64a292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.788091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885/manifest.json
observed e2928f79c52f624aea1d9c3879748bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.771350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885/publication.md
observed a11aa9c8ac2a6f539b3ab858373bbaf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.753374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885/publication.txt
observed 2b0724c1099b1bc15d884220da836ed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.807102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885
observed e91e31ec04d0b0999cb2b72ebc64a292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.787265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885/manifest.json
observed e2928f79c52f624aea1d9c3879748bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.768544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885/publication.md
observed a11aa9c8ac2a6f539b3ab858373bbaf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.749762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040885/publication.txt
observed 2b0724c1099b1bc15d884220da836ed0...
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.