OpenTechnical

OT-2026-000004317

Publication integrity record

Vacuum cup gripper, four outlet manifold, three stage ejector, pressure verified

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-2026-000004317) never changes.

Identity and time

Publication numberOT-2026-000004317 · never reused
Internal UUID01a0a913-cf57-7782-9bd4-bf101df490bf · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:17:22.905993Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004317
StatusPUBLIC

Content hashes

Canonical texta0bb5b54bc133af0e785ac253e3ffcdca3ade3163a34d4ef12f25c63c56d5c68
Markdownf16a75155ef71d173410840619c5cc246455936f8e06aa9caa675c0ad448ada5
PDF
Publication page922aadae4f5c774539129abae80c4fdbb59af62c6836bdbcaf6a1e92f57875cd
Manifest81155310640d6042c0793adda97a038f0b77517ca74a8a2273d60740a66ad7f1

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
SignaturemEMiqsKGr/DN72SgPf0oW8M0uErwES8Joc67lhg1RZVdrtXw4zHzivMLSCCgPnWm/ev72R8WecvL26FmfGRzCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:20:11.666853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004317
observed 922aadae4f5c774539129abae80c4fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:20:11.654518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004317/manifest.json
observed 81155310640d6042c0793adda97a038f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:20:11.641048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004317/publication.md
observed f16a75155ef71d173410840619c5cc24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:20:11.627404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004317/publication.txt
observed a0bb5b54bc133af0e785ac253e3ffcdc...
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.