OpenTechnical

OT-2026-000067670

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000067670) never changes.

Identity and time

Publication numberOT-2026-000067670 · never reused
Internal UUID01a0ae8f-6bdb-7787-b0c4-c19fea93d90b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067670
StatusPUBLIC

Content hashes

Canonical text4994d7b31fa45ff58a94d1cad0696dcba978e5203af047f218341838969d16b3
Markdownf428072366e06f4c324f7c83be598356bd75a3279f2f19791dbc15c5c9969fa3
PDF
Publication page635d69dfe1c07bc9c6487100088d5bc4d2eb9c9feb5cb7302e84ba7e4ab2681b
Manifest21fc02bac8c06b9c675df352f710f06c1f5df5c8327915071359703fee114427

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
Signaturew/GrX0CqG87AN0nrPrrR/ZS+eUXNG1FmDtzPWi5D8JFs0iGSMcuxXcCg+l+mFy+ULs7TopeJqwZUWrqxZciQDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:00.233561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067670
observed 635d69dfe1c07bc9c6487100088d5bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.214336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067670/manifest.json
observed 21fc02bac8c06b9c675df352f710f06c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.196561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067670/publication.md
observed f428072366e06f4c324f7c83be598356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.174678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067670/publication.txt
observed 4994d7b31fa45ff58a94d1cad0696dcb...
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.