OpenTechnical

OT-2026-000081651

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, sustained 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-2026-000081651) never changes.

Identity and time

Publication numberOT-2026-000081651 · never reused
Internal UUID01a0ae97-0f72-77a8-860d-9db5342bea27 · 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-2026-000081651
StatusPUBLIC

Content hashes

Canonical text78cde235f3500e15ee58ad297048a5a18d72d40f54430aab786979550342c061
Markdown25044c3f412e87be8f3ecaff9921bd3063f9f9dfe0e83dd740636190618c5275
PDF
Publication page96fb03be2b4d52aa314af12b0cad4e01a0190a751d9f82b0cbee08224a22a1dd
Manifestaed145e8aec1ad4aeec39ccdb181f5b57697861b19afcb21b1a79ecba3df2367

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
SignatureN9Uuherok2FNEYW1O1g8fhh/iKLJD/FwimW0RPe1u+qCZAJ9sAMdS1CJXKWR2ZgeIUzUMSZ6IomKHOtUcZNFCQ==
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

2026-09-17T09:59:42.280968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081651
observed 96fb03be2b4d52aa314af12b0cad4e01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:42.262279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081651/manifest.json
observed aed145e8aec1ad4aeec39ccdb181f5b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:42.244150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081651/publication.md
observed 25044c3f412e87be8f3ecaff9921bd30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:42.225567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081651/publication.txt
observed 78cde235f3500e15ee58ad297048a5a1...
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.