OpenTechnical

OT-2026-000036248

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000036248) never changes.

Identity and time

Publication numberOT-2026-000036248 · never reused
Internal UUID01a0ae77-01cf-715c-981a-4e10ec514754 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036248
StatusPUBLIC

Content hashes

Canonical text7c6da3d39942cb2c991e792f3c5d0f1d2258ebb9323c9a9874c2f63e28ab287b
Markdownf2aac69ef639c6251013664f17a60666c7f265682e97d15c6f7af0db06fcaf0b
PDF
Publication page7a4b6e6824da04f7caf1f5e9b826c4b9d1158dacb4890d7b3ab0028ebcd2cd36
Manifestbac81e2b0c1c1d0c23dd20c3cf8ede46d4da1c74619bcbc20961ffd09e89d881

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
SignatureuH5hie72L1IK3MLtexqS9LZ1fou1zf3CNGTgX5NfJzMaKrKpx32m7JLHZR3rItSKJIAe/d8IAFCwaq2OJjQoBA==
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

2026-09-17T11:26:30.098881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036248
observed 7a4b6e6824da04f7caf1f5e9b826c4b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.080893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036248/manifest.json
observed bac81e2b0c1c1d0c23dd20c3cf8ede46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.064434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036248/publication.md
observed f2aac69ef639c6251013664f17a60666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.047109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036248/publication.txt
observed 7c6da3d39942cb2c991e792f3c5d0f1d...
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.