OpenTechnical

OT-2026-000016065

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000016065) never changes.

Identity and time

Publication numberOT-2026-000016065 · never reused
Internal UUID01a0ae6e-0c4e-71dc-afe7-8dc7ec468606 · 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-2026-000016065
StatusPUBLIC

Content hashes

Canonical textd7fed43de40dcd374736eec7105724b8ba331ea97cee47ba873dcf0f19977013
Markdown64ca81c9efa8230cb5a9be20a3bb920d7c2405e7ce65672ba281187a4e9160d1
PDF
Publication page8e7547c1abf77a77ba8e6e834d461e076d7e0816973a7830029ad97dd0b284bc
Manifest26b8593da8cdaad9c4a9677f52241785eac5d2a933d8930ff535dbdd15ef1f59

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
Signature/IpTTtTELwFlAsY6zUDMZ3s+QFuYvNOrKPAX2S1xXMAjxr2cmjC55XhJ49yEaC4DTRaJmPJdwsoHXwyvyYT5CQ==
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

2026-09-17T12:05:37.660658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016065
observed 8e7547c1abf77a77ba8e6e834d461e07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.641641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016065/manifest.json
observed 26b8593da8cdaad9c4a9677f52241785...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.622414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016065/publication.md
observed 64ca81c9efa8230cb5a9be20a3bb920d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.603079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016065/publication.txt
observed d7fed43de40dcd374736eec7105724b8...
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.