OpenTechnical

OT-2026-000017668

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000017668) never changes.

Identity and time

Publication numberOT-2026-000017668 · never reused
Internal UUID01a0ae6e-96fa-7513-b7b3-809149af7886 · 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-2026-000017668
StatusPUBLIC

Content hashes

Canonical text7dcdb6d0cfdaefe28f1429e5ce8708e8afa15e4860e0a7d2169a3675edde4cda
Markdownd4a58bea1ee06d6df29e350691e3e240af6c5496d5cfa88cf3bae54d9859a8cd
PDF
Publication paged121cdd54554a0d689c6a178c82bb251390c140cb142f2a3e88ba8596b7d9f58
Manifest6054878dc30ad2ee53358a99cee1a7bc01bf88310f07ec30ff3caad78c70832f

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
Signaturex3/aTgGLyEn9ekvZYQkg3lySMH2Lx1dfPKl/4IRNRAPcCfNRgnc0cuPCdTadOzc2gvRbHAbGs0Kngt64wnmRBA==
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

2026-09-17T12:01:36.306417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017668
observed d121cdd54554a0d689c6a178c82bb251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.285598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017668/manifest.json
observed 6054878dc30ad2ee53358a99cee1a7bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.261403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017668/publication.md
observed d4a58bea1ee06d6df29e350691e3e240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.242028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017668/publication.txt
observed 7dcdb6d0cfdaefe28f1429e5ce8708e8...
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.