OpenTechnical

OT-2026-000015838

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000015838) never changes.

Identity and time

Publication numberOT-2026-000015838 · never reused
Internal UUID01a0ae6e-0c4c-770d-ba5d-52e4b2def504 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015838
StatusPUBLIC

Content hashes

Canonical text4151db547d08857aa61970573460cb0e60c1980b8b9327aee8cd2abff0cea796
Markdown2dceeef76abf9bd2594b7cc7bb75b930252b45e16656d60e0f353021a3c21716
PDF
Publication pagee39cad3689cacd21ec683e250afb51986a70ab30d3f8ac69d5c2e32ee9da9fec
Manifestd79b582caa50ea4d2f6252170ba8d9638bed85e04a7155f910a94076beb2c377

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
SignaturenIHtNZ/NIZRb6BENhlDwoCarTLpeddAwEJQ3RdBZCMIpq2Vc51r+4EdEinz4F97EI/Iy7W8yrbXv9vuKYGApDw==
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

2026-09-17T12:05:09.621146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015838
observed e39cad3689cacd21ec683e250afb5198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.599913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015838/manifest.json
observed d79b582caa50ea4d2f6252170ba8d963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.561278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015838/publication.md
observed 2dceeef76abf9bd2594b7cc7bb75b930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.522919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015838/publication.txt
observed 4151db547d08857aa61970573460cb0e...
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.