OpenTechnical

OT-2026-000017705

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017705) never changes.

Identity and time

Publication numberOT-2026-000017705 · never reused
Internal UUID01a0ae6e-96fa-77d0-b27c-9bee53adf2f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017705
StatusPUBLIC

Content hashes

Canonical text9083741aec2a8d1b3c2ee0c410f25814282082dae18a54f6b31268ae9931cc92
Markdown4024abd58733657be47b5ff547964c73ad9a6ac5bda946d6cf9fd219890726ff
PDF
Publication page62521a7e86bed32b4025da7bfb92928dabb98d0c977c432034f92660300a72c6
Manifest2f790aa1d20f8d17c2d7cba2819f91f6a0c7915462d5a31fad513fe5d670e712

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
SignatureiqCXHa7j3WxJK7ivrEjnZIM9Ixd1J1duSMwVnrHi7Vtp3hDdyxBroEwyt0hZNA2185jpJWZyIkyQKv8CiCJRBw==
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

2026-09-17T12:01:39.438372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017705
observed 62521a7e86bed32b4025da7bfb92928d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:39.421942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017705/manifest.json
observed 2f790aa1d20f8d17c2d7cba2819f91f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:39.406527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017705/publication.md
observed 4024abd58733657be47b5ff547964c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:39.390858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017705/publication.txt
observed 9083741aec2a8d1b3c2ee0c410f25814...
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.