OpenTechnical

OT-2026-000038709

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000038709) never changes.

Identity and time

Publication numberOT-2026-000038709 · never reused
Internal UUID01a0ae78-769e-77d2-b1d4-9db85ba28030 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038709
StatusPUBLIC

Content hashes

Canonical textd83b8d17389428394eb4213931ea9037e0f990c31926a135fe812b36da80eede
Markdown26dcac163e3e633ac892a82e3b56481dab682b4c1fa20af319246ba1acb5efd8
PDF
Publication page8b98c1ad2f4fcfd8248935ccb40490962e2f218c7949951fb2057a9878606aac
Manifest7bf990c566c27099501af77cd0f850cd44392e5e2b9c210e227afdf153cb33a6

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
SignatureNDwYl3FiRLvvr/jX0VhQq06jAkuZ7ZCZmrry4ATVaIi6lj8d3ld7xqSoF0G7vbSEOYv9GvkPmaUpQ2Eqy9WgAA==
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

2026-09-17T11:21:13.886894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038709
observed 8b98c1ad2f4fcfd8248935ccb4049096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:13.869480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038709/manifest.json
observed 7bf990c566c27099501af77cd0f850cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:13.850914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038709/publication.md
observed 26dcac163e3e633ac892a82e3b56481d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:13.829315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038709/publication.txt
observed d83b8d17389428394eb4213931ea9037...
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.