OpenTechnical

OT-2026-000016138

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000016138) never changes.

Identity and time

Publication numberOT-2026-000016138 · never reused
Internal UUID01a0ae6e-2d10-7451-a149-10abb76dca98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016138
StatusPUBLIC

Content hashes

Canonical text0777370f1c391ff82ebc41d156b594fcac26df1a52e3e51c7098540ee3e43598
Markdown63fbac90e94f6214f4dc421a95697931eeffb6ee3e43584e49edd90c44eea2fa
PDF
Publication pagefee8992da81a488e6f2eb9443dc43f5741de57425028dad3a18fe7fec3eb63c3
Manifest72f1d2ad8abeaa605fa01875ff5d588e4737bcfdc01cf6df88ee82236a1addf2

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
SignatureboXXZBJHmv/zsqBwXjjhvojK07imSgI3i00WV56MHH7YFFmpPbwkox/6DhVTjwXs/uqSNpP3NKNloK8/W3WgCw==
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

2026-09-17T12:03:34.505518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016138
observed fee8992da81a488e6f2eb9443dc43f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.484378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016138/manifest.json
observed 72f1d2ad8abeaa605fa01875ff5d588e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.465644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016138/publication.md
observed 63fbac90e94f6214f4dc421a95697931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.446270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016138/publication.txt
observed 0777370f1c391ff82ebc41d156b594fc...
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.