OpenTechnical

OT-2026-000045312

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000045312) never changes.

Identity and time

Publication numberOT-2026-000045312 · never reused
Internal UUID01a0ae7c-f76b-7d6f-aa46-de1a124534cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045312
StatusPUBLIC

Content hashes

Canonical text0858580b8ef2f9a29d98a93689fcf5703db16f31a99a0712818c6aa8fb1728d3
Markdown15634158c357d420d769bcaa08c55467c71f2428545080b450d9d40cd815e128
PDF
Publication pageb02402f3daa89b775c189d0f6daabdc71a427b42309ad83d97477dc5bb19a316
Manifesta8cfca8ada992144602a451e2809989c5a60f88b1c74fb882ba6dc77b524198e

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
SignaturePlf4o2jmNCXDtPcLuOCgUXW3wOq7Vjgwh8SgX565Wi1KPD2jnL+8MizMlUSu1s1N45yW6d5B3Kd0mbZDH0UmCA==
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

2026-09-17T11:10:33.669512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045312
observed b02402f3daa89b775c189d0f6daabdc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.650170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045312/manifest.json
observed a8cfca8ada992144602a451e2809989c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.631521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045312/publication.md
observed 15634158c357d420d769bcaa08c55467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.613036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045312/publication.txt
observed 0858580b8ef2f9a29d98a93689fcf570...
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.