OpenTechnical

OT-2026-000038653

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000038653) never changes.

Identity and time

Publication numberOT-2026-000038653 · never reused
Internal UUID01a0ae78-2d55-702b-bef9-f62474e9a3db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038653
StatusPUBLIC

Content hashes

Canonical text8b61f5155b73afffe4909b299f953bc9ba17e5f0279933a477bc243fe7acd86e
Markdown465c752d74c5e993886eec3874e8a0cd48c3c9e526c21a70be654a04dcacce59
PDF
Publication pagece329043d02d446b4da6d5b5c23ee28d182a9cdda2bd90311b895c4992a159b5
Manifesteacfcd40815abff7121581258c018d15ba5d848f9d042f802dad5188b281b8da

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
Signature7/27db2eSqB/Bgez0gsq/sEMJfPxWu20b3gyu1LLCgBlkVYNDPPZCt5Zcz8iYH/WrNONVPPA0Qp8LkJlrKiiCg==
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

2026-09-17T08:44:44.235543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038653
observed ce329043d02d446b4da6d5b5c23ee28d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:43.986943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038653/manifest.json
observed eacfcd40815abff7121581258c018d15...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:43.740662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038653/publication.md
observed 465c752d74c5e993886eec3874e8a0cd...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:44:43.513807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038653/publication.txt
observed 8b61f5155b73afffe4909b299f953bc9...
fetched by grabo-systems from 34.44.131.203, 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.