OpenTechnical

OT-2026-000023407

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000023407) never changes.

Identity and time

Publication numberOT-2026-000023407 · never reused
Internal UUID01a0ae70-7268-7306-897d-a2c8a072e919 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023407
StatusPUBLIC

Content hashes

Canonical textfcac894b0be325d934382cf3021c24e2353164014ee75de14407ab29e6034acc
Markdown7b04c97ef77a0f4535261476c83e3f60adb6bb1edc8654c82b92a15242bb4316
PDF
Publication page8c4f5eb0dc3fdf525992800570fd16b62a64de1c7721f304f2e5fd8ea00094cd
Manifestf4937d4faa29702f64810a84b5aee88a4a38a6c4a1bee3dabc6f5ae160ae4a99

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
SignatureB1uVXrY8FZMvL8xgAItuOmSg+bHnzP/3+2IvaVkkquGc1aQTwCu8pfzHlwRXKh8c8cBBodDAv1At1ut2sLNfCw==
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

2026-09-17T11:51:36.795173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023407
observed 8c4f5eb0dc3fdf525992800570fd16b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.778360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023407/manifest.json
observed f4937d4faa29702f64810a84b5aee88a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.763095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023407/publication.md
observed 7b04c97ef77a0f4535261476c83e3f60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.746736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023407/publication.txt
observed fcac894b0be325d934382cf3021c24e2...
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.