OpenTechnical

OT-2026-000044434

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044434) never changes.

Identity and time

Publication numberOT-2026-000044434 · never reused
Internal UUID01a0ae7c-39d7-7ebe-98b6-07056bca2a50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044434
StatusPUBLIC

Content hashes

Canonical text8511212b84963387c5f602477418aac91a42b10ed4e0f7b8d2c267791f7116b6
Markdown54c959ee1e36ead9c924d773232c28d83b16c12664af3470452857e6722ec390
PDF
Publication page7eb3e25f288890110cd32e2a9f0464e610d61d1066e342ba977fd1827f9d117e
Manifest44320ffe4ce2febee23c0b0ea9a84392940db543f9889edd61ed1656905a721a

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
SignaturemLkjxqBZ1ZnkhLrFhYgfhDcmp87ihqOKvg+jOgUF/q1RP4Kmooc6zuVh2gGAO27mF3sljhXdZ2jvTS7+sqmKBA==
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

2026-09-17T08:30:45.478720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044434
observed 7eb3e25f288890110cd32e2a9f0464e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.332178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044434/manifest.json
observed 44320ffe4ce2febee23c0b0ea9a84392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.292644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044434/publication.md
observed 54c959ee1e36ead9c924d773232c28d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.246190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044434/publication.txt
observed 8511212b84963387c5f602477418aac9...
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.