OpenTechnical

OT-2026-000081514

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000081514) never changes.

Identity and time

Publication numberOT-2026-000081514 · never reused
Internal UUID01a0ae97-0f70-7df9-b44f-f9becfb71f66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081514
StatusPUBLIC

Content hashes

Canonical textebc6c531681baf1957aa5d5b019de7b716eb3fef5c7e30b7a476d64e58688cae
Markdownfb5b24cf89625ef454480825a70d6e2e7d7764b03298e606a31b39f11c60b487
PDF
Publication page90a891ea5a63a29fd5b77d349b294517d90767a5e180df762c24587d5e3f6afe
Manifest3f9dcf2be14c2884863c852bfdaf1ac1d1ea471f949b7254b9e891c4dbe9fbda

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
SignatureXKa9c7T6vrOlnE776AowBdRm7UVnX3+UACtwWJPAb35hZvFOoat96OBUp/wAelo4Bx4NRY7QxVjkZiRKVBTlDQ==
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

2026-09-17T09:59:31.807282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081514
observed 90a891ea5a63a29fd5b77d349b294517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:31.789545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081514/manifest.json
observed 3f9dcf2be14c2884863c852bfdaf1ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:31.771907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081514/publication.md
observed fb5b24cf89625ef454480825a70d6e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:31.754729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081514/publication.txt
observed ebc6c531681baf1957aa5d5b019de7b7...
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.