OpenTechnical

OT-2026-000012494

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000012494) never changes.

Identity and time

Publication numberOT-2026-000012494 · never reused
Internal UUID01a0ae6d-39f7-71c2-a6ca-d52b8e2ae66d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012494
StatusPUBLIC

Content hashes

Canonical text9bf1ceb21305bed5625d6cd0cc10fe1eba974e82e3494122ca23d741d73e9130
Markdowne98d6eeda59965c824747cc94290ee15d81167f79509c5c665b662458942c27e
PDF
Publication pagebde53fcccf3f3e04eb80ea1169650e668ce59d62be7f1cf809513a2662406cdc
Manifest58e40114ae95adde0ae34a899b7d36d683e1d7f5c485a7279360eff77d37a752

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
SignatureFIIL+lCzQTU1rQxKtZV1KcqbbV/L4WQbGQG+mCGsEWHdYP1S0mOqK6nj5vgiEZ6aP9YoP8JjdMtVwztW5XXZBg==
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

2026-09-17T12:12:00.648791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012494
observed bde53fcccf3f3e04eb80ea1169650e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:00.628858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012494/manifest.json
observed 58e40114ae95adde0ae34a899b7d36d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:00.612343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012494/publication.md
observed e98d6eeda59965c824747cc94290ee15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:00.593748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012494/publication.txt
observed 9bf1ceb21305bed5625d6cd0cc10fe1e...
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.