OpenTechnical

OT-2026-000022777

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, sustained 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-2026-000022777) never changes.

Identity and time

Publication numberOT-2026-000022777 · never reused
Internal UUID01a0ae70-46ea-7103-8356-29061e18cd21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022777
StatusPUBLIC

Content hashes

Canonical textf437ed01c5883acde0608ff363ee7ffd5b47c2833ea035bb14ba8280414d05d5
Markdown494ce6e78b1eefcc7b188ca3ae48af07a1c198739df77f9aa56ebba6cceab1a9
PDF
Publication page73f572aa379ec31527333e282ec09a5a545985b70bfe8b0731e15fdb19ca46e6
Manifest56bfcf795de461b8fc4e51c69a586472498b78a632430c580e4b33d474410ac7

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
SignatureAf9ZEKV9Lj5FLPKWA5hum+2liSfZv/0B/2ntNFXD3ODlDbe7fzaFJFqLFbuHoS7RR4Yu2Pv7M5rTryqBCVqdDA==
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

2026-09-17T11:52:17.645858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022777
observed 73f572aa379ec31527333e282ec09a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:17.628024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022777/manifest.json
observed 56bfcf795de461b8fc4e51c69a586472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:17.609027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022777/publication.md
observed 494ce6e78b1eefcc7b188ca3ae48af07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:17.591217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022777/publication.txt
observed f437ed01c5883acde0608ff363ee7ffd...
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.