OpenTechnical

OT-2026-000066653

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000066653) never changes.

Identity and time

Publication numberOT-2026-000066653 · never reused
Internal UUID01a0ae8e-ce42-7afd-955c-15198ab42903 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066653
StatusPUBLIC

Content hashes

Canonical text6e740ba7aedaff232573c09d34f2c370d53f768f027cca1428e94563531c4776
Markdownbf57075535b384778397342a84090e5c80ad4125fe3ef76e607bd7331cad489b
PDF
Publication page90195fbdef23016e29ea0fd36885ed05a576932a0fe4daa6afa649d98cb7a0e2
Manifest9dcf69204871a036aa41ac9639fe8d207d7d78df1140b275ff80a54444fb8ed5

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
SignatureeWoL0JRS2sKkj+UfvFOk+um4uHdNA7ptGWeqDo5koW5iBKlkWQxPUAMRVqDktBF/gWii5cTjvjGcd1OV8RZkBQ==
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

2026-09-17T10:33:02.333634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066653
observed 90195fbdef23016e29ea0fd36885ed05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.316403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066653/manifest.json
observed 9dcf69204871a036aa41ac9639fe8d20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.296996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066653/publication.md
observed bf57075535b384778397342a84090e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.278469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066653/publication.txt
observed 6e740ba7aedaff232573c09d34f2c370...
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.