OpenTechnical

OT-2026-000025144

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000025144) never changes.

Identity and time

Publication numberOT-2026-000025144 · never reused
Internal UUID01a0ae71-5fa5-7c51-b9c9-10efe60ec400 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025144
StatusPUBLIC

Content hashes

Canonical text0928cd835ce06874b086f38b881d108b9e73b9a5ea44a2e8d50ac7a213bb524a
Markdown50b4ef61e6f85538b548c5ffcb72ff9c80fbc377f3cb010c244fbb0c1a69a627
PDF
Publication page356fd15c81359b74f0ace00462784dd1e4a79272674d6223b819eff8814172c1
Manifest91c18d7db2ddfb06c0642bfc77db2911e08941d75771074d30c034590b977d45

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
SignatureVC0ioKFu3ZcTs0PmRiiljVQ1J/G5T1lJJNIdK+GoyYpMQVDNW7nocttnuOCUPVK+ounIhfHN1FIHIDNdw82XAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:47:01.708884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025144
observed 356fd15c81359b74f0ace00462784dd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:01.688648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025144/manifest.json
observed 91c18d7db2ddfb06c0642bfc77db2911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:01.667537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025144/publication.md
observed 50b4ef61e6f85538b548c5ffcb72ff9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:01.643180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025144/publication.txt
observed 0928cd835ce06874b086f38b881d108b...
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.