OpenTechnical

OT-2026-000026793

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000026793) never changes.

Identity and time

Publication numberOT-2026-000026793 · never reused
Internal UUID01a0ae72-3451-7293-bdf3-ac7878934579 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026793
StatusPUBLIC

Content hashes

Canonical text788dbc30a868ad7a0f77811159816e6998b782648f5b197378815030d647cf4e
Markdowna5ff936872adf8f467469d8a3e7e46fc36bec3470b8cef7b93673e7be3a7b961
PDF
Publication page12ab8762190a99605d1d078cb34713a813d9fb884d1adf311cc94ccdb242b7d2
Manifest6afe51b917a70cba2daaa637b0de932e7aa58034f81bdd8c4cb12fe5469d0352

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
SignatureNBbGNO7FWnnprUZ7rB60zp7i6cA3lrPG2vW8pAV3UA7q7gxa7JlmA1hMxs+vA/zVZxUoR7vZceLt5IjBBTJkAw==
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

2026-09-17T11:43:22.124483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026793
observed 12ab8762190a99605d1d078cb34713a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.106913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026793/manifest.json
observed 6afe51b917a70cba2daaa637b0de932e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.090670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026793/publication.md
observed a5ff936872adf8f467469d8a3e7e46fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.075314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026793/publication.txt
observed 788dbc30a868ad7a0f77811159816e69...
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.