OpenTechnical

OT-2026-000072514

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000072514) never changes.

Identity and time

Publication numberOT-2026-000072514 · never reused
Internal UUID01a0ae92-89d8-7338-8349-64ef065cbcff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072514
StatusPUBLIC

Content hashes

Canonical text1c2054dd930cf5da8e587a109c81ab3ec1f74170411858c260bdb486722773d6
Markdowne86ad3e560a6caff50d151d08fd230cbccdfec3c965b4cf9e461d5b0db1d3853
PDF
Publication paged3fc9057a4470c2e7fbb7f6dfc69b65f53237f0c00190a3a80f615d7eb1bd828
Manifest9a6e5c49a59d960b86725ef04a71c5c16096991eeb78e0c762c6f21be6a568c4

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
SignatureIepT6cjOjeSBNy2HBPAyuYY/Ma3rqvYyc/mjBKqUbBVsB+POqa88EDZDXi6SFs3p7tbAywdnOT3zzlB6n1MQBQ==
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

2026-09-17T10:22:20.623194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072514
observed d3fc9057a4470c2e7fbb7f6dfc69b65f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:20.605788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072514/manifest.json
observed 9a6e5c49a59d960b86725ef04a71c5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:20.587966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072514/publication.md
observed e86ad3e560a6caff50d151d08fd230cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:20.568176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072514/publication.txt
observed 1c2054dd930cf5da8e587a109c81ab3e...
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.