OpenTechnical

OT-2026-000006791

Publication integrity record

Vacuum cup gripper, four outlet manifold, ejector fed, pulsed blow off 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-2026-000006791) never changes.

Identity and time

Publication numberOT-2026-000006791 · never reused
Internal UUID01a0a967-8561-7496-815c-575190885dbd · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:48:48.995388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006791
StatusPUBLIC

Content hashes

Canonical text49f65dbe44fb96271bb95496c85c95f0eee22cece33326989081569e74175f5f
Markdown1fdff045b29e78adb938a2182a77d346d1af8f4c28ccadfcd94eedb78e21b3b2
PDF
Publication paged7f6df26127e6d74c53214ccbdffd4fd754aad944eaca5a23c08283fe3d0fc19
Manifesta73bc62aa74aa01fff7e36e5cf142003778b92094a6c1557383a39b1615bb77d

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
SignatureyzLD7Eh2p+B6lNDFRqJtSOxYFsl62UAy4ZmBsZr6hypXW17fimz7Sjw34y+NKWhCCvNB23H0lpHcu8B096zyAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:05.963389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006791
observed d7f6df26127e6d74c53214ccbdffd4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:05.950210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006791/manifest.json
observed a73bc62aa74aa01fff7e36e5cf142003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:05.938920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006791/publication.md
observed 1fdff045b29e78adb938a2182a77d346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:05.925465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006791/publication.txt
observed 49f65dbe44fb96271bb95496c85c95f0...
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.