OpenTechnical

OT-2026-000026662

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000026662) never changes.

Identity and time

Publication numberOT-2026-000026662 · never reused
Internal UUID01a0ae71-f4aa-7be2-859b-ac0299162dd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026662
StatusPUBLIC

Content hashes

Canonical text9bf6ea53d9676832bf66edf9944264c4aada2f2d78fe9ce590cf2ba6e2f7397c
Markdowne394a10aa479239154d5a6934cee0bfc9c3c6e5b41ffbddb0ad03e05a4ae3f35
PDF
Publication page03e7c340846ac38c5d70f81a242069409353ed98cb9ec86d875159d72f916f61
Manifest6f8e3803891319cb99d62494056ef65fed90e03583698a1d44c38e23885fff23

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
SignatureeSUjWn9vRiWnp6rJN6rWE1MoiyxCCfx2xihUgs6bcJ13Hbi4aHVlOZvB6aGmr+7xdipXaJUDC2p6+p8zYcsmBw==
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

2026-09-17T11:45:44.717470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026662
observed 03e7c340846ac38c5d70f81a24206940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.698031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026662/manifest.json
observed 6f8e3803891319cb99d62494056ef65f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.680751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026662/publication.md
observed e394a10aa479239154d5a6934cee0bfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.662923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026662/publication.txt
observed 9bf6ea53d9676832bf66edf9944264c4...
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.