OpenTechnical

OT-2026-000034614

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000034614) never changes.

Identity and time

Publication numberOT-2026-000034614 · never reused
Internal UUID01a0ae76-1ed1-7fa7-86d3-4bd6ac98c3cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034614
StatusPUBLIC

Content hashes

Canonical texted61046c4da91ef3c8fde458cabcd61d58a534f95c5c445bf384f2ddbb002991
Markdownc69d7d286104c7fcf6d1d38f622840cd306280a83372cfbd7a2eea20f7a119da
PDF
Publication page2706ddf184b56b5684063f7d13409db138cb6aba8a3248f5bca392f99e84e9de
Manifest8103b961d0b355d5e372e8bbdd62240f56b8c0a9afb1ef2dd0486ee98ee46920

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
SignatureCQcCv37hQeQpe2AjMToi/YJ8g+PuoiKiZGoqVXQH52NX6ICCM1uzcKiXUHeoC12zl394m4gRQ9Yj5nLDb/zHAQ==
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

2026-09-17T11:28:59.748229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034614
observed 2706ddf184b56b5684063f7d13409db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.732803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034614/manifest.json
observed 8103b961d0b355d5e372e8bbdd62240f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.717661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034614/publication.md
observed c69d7d286104c7fcf6d1d38f622840cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.701214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034614/publication.txt
observed ed61046c4da91ef3c8fde458cabcd61d...
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.