OpenTechnical

OT-2026-000036794

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum 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-2026-000036794) never changes.

Identity and time

Publication numberOT-2026-000036794 · never reused
Internal UUID01a0ae77-773e-7f16-8f3a-a16b23feb618 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036794
StatusPUBLIC

Content hashes

Canonical text8daa151ab6cb02bdec5544ee2b7e844e7460e9e323e7755620f9df7ac684cd55
Markdown7ce45d538720be34a43544f71f476c2060d9f1e15f4e95e495f8c77a5c5326c3
PDF
Publication page72396c0146a30059dc1071f254f39ab20bda2f80bb1783b715618ecd40795bb2
Manifestf19b606352ce2eba374d4c1cf243c30fe9ab0ab0774377ef673c5b710b84cd87

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
SignatureFCWFiR76xXzAG8Yy09hKgtnF0747SyMrZMT6xETILT7ipObHh3ry4/VXP9sgTAE7iC7aNabPe7LBMj7Esun9Dg==
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

2026-09-17T11:24:24.139620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036794
observed 72396c0146a30059dc1071f254f39ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.123196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036794/manifest.json
observed f19b606352ce2eba374d4c1cf243c30f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.106151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036794/publication.md
observed 7ce45d538720be34a43544f71f476c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.089799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036794/publication.txt
observed 8daa151ab6cb02bdec5544ee2b7e844e...
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.