OpenTechnical

OT-2026-000044799

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000044799) never changes.

Identity and time

Publication numberOT-2026-000044799 · never reused
Internal UUID01a0ae7c-911b-79d6-8c86-7b565ad4d1aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044799
StatusPUBLIC

Content hashes

Canonical textb046d4797f5eeb02294e44bd1223341e7a5f75e231be3e67b5c1dac77b1bcf9c
Markdown61becea4419d1c8bc46af4706d5a8afb1464ce0b0cfb24ea9e90dd9eba8ddb39
PDF
Publication page4edbbddc3259f720b66a2b9ad866ff30ca4f663f22c568385db37cc4a08d8287
Manifest940d40227c4b2ca6955173ab8ff3a0a1af20f8f65f2ecab39493994b5fa5c550

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
SignaturemqRo2eR+KxaSBvShbW5Sl7DUaF9oFNKx+1F5vUqCaP0dYI+ya/5e9OdzwDV+HP1skYDghbwFJvVUvZZIFI6XDA==
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

2026-09-17T11:11:25.689335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044799
observed 4edbbddc3259f720b66a2b9ad866ff30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.670458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044799/manifest.json
observed 940d40227c4b2ca6955173ab8ff3a0a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.652474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044799/publication.md
observed 61becea4419d1c8bc46af4706d5a8afb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.632410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044799/publication.txt
observed b046d4797f5eeb02294e44bd1223341e...
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.