OpenTechnical

OT-2026-000009691

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000009691) never changes.

Identity and time

Publication numberOT-2026-000009691 · never reused
Internal UUID01a0ae6b-7564-7302-9ffa-de8254dbd5fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009691
StatusPUBLIC

Content hashes

Canonical texta0ea638b1265429215084753e452251ffc45197ba98fa7c3270e5c86d128c45c
Markdownc428d9fe0d071feeae2fb789f6f2e075f4eb91854a91a03d591320128cda3391
PDF
Publication page37d34ea7cfb3b4e2ae33b23b59bb287fe37296b83221489043bbbd19b267c2b6
Manifesta112c1c34cc098f04f07c3bea1fb8e5156c3acab2d42c731c4918ae1dce76c75

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
SignatureJ2TyjGGfozPAQIm25wW8VQBKqvmEz9APAPMcNV0EwIrH2fmr1R9IqHblBoV/fvF7Q8Bo33+VZrVNpgdeGAdoAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:10.578405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009691
observed 37d34ea7cfb3b4e2ae33b23b59bb287f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.558034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009691/manifest.json
observed a112c1c34cc098f04f07c3bea1fb8e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.538361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009691/publication.md
observed c428d9fe0d071feeae2fb789f6f2e075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.518964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009691/publication.txt
observed a0ea638b1265429215084753e452251f...
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.