OpenTechnical

OT-2026-000016672

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000016672) never changes.

Identity and time

Publication numberOT-2026-000016672 · never reused
Internal UUID01a0ae6e-5918-73d1-9e8c-9c1db35cacf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016672
StatusPUBLIC

Content hashes

Canonical text9590e69eba2e1289f6ca0eb7b7040e493c97aa8eaad5ac253b71fd50184fb953
Markdown25367538094070410282f1e008876ba8a6a28b45b5b6e3475f5850a07cfa0d2d
PDF
Publication page062d211e7d9db01c6de10a77ef84e887629524676ef61012c77714b4a95dfd87
Manifest1337e8ba4ea57d6197dad882bab56d6a069a7c47b68a2e0af571a1f6f0458c36

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
Signatureh7pCq0frJiyuEoAn9jn+g0JLLWLXw9+RWU30q2xapI35dXHRil882yT/l5fV0hnuqlYM7ZJRftkRtCfa2klKBw==
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

2026-09-17T12:02:53.330059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016672
observed 062d211e7d9db01c6de10a77ef84e887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.314234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016672/manifest.json
observed 1337e8ba4ea57d6197dad882bab56d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.297100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016672/publication.md
observed 25367538094070410282f1e008876ba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.280459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016672/publication.txt
observed 9590e69eba2e1289f6ca0eb7b7040e49...
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.