OpenTechnical

OT-2026-000051607

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051607) never changes.

Identity and time

Publication numberOT-2026-000051607 · never reused
Internal UUID01a0ae83-7c81-75af-99a1-e6fb6938f06d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051607
StatusPUBLIC

Content hashes

Canonical textbe469809e430efb357b0be0e12acc4a276d7a451ec280c1d8892938da0f873e3
Markdown5c9ad87850153bff8f0f7827e9cdaa1033f45f329725099d81caccb5bb3da2ac
PDF
Publication page76e6415860e7a7dc69638bddd584ff3512b9c1cb466bce33834f7e045b941e88
Manifest671656350f1a87dcc6ba084871c1c7f7d49e3a415180bf7e24f369b5c887462e

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
SignaturemTZttiUVUb/nTVQ1CVzUPfEzN37ryS/Zz9rBaiqtQMrr9W7pRyrUvsda4uAf6o6FPwUwo7rfxFaUudwjLydvBA==
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

2026-09-17T10:58:27.585192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051607
observed 76e6415860e7a7dc69638bddd584ff35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.567832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051607/manifest.json
observed 671656350f1a87dcc6ba084871c1c7f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.550463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051607/publication.md
observed 5c9ad87850153bff8f0f7827e9cdaa10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.532876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051607/publication.txt
observed be469809e430efb357b0be0e12acc4a2...
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.