OpenTechnical

OT-2026-000017912

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000017912) never changes.

Identity and time

Publication numberOT-2026-000017912 · never reused
Internal UUID01a0ae6e-96fb-700e-9ab2-8d10f32d3db0 · 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-2026-000017912
StatusPUBLIC

Content hashes

Canonical textdea7b321b6b009d17ae8c3c0566772568c586c2f40b3ed08034c50774394d1ec
Markdowndc73e1682c759274ed9098473a887c6c41dcf875eb9af9142793bd9c9b9ed47c
PDF
Publication pagec55cc2586ac0ec8e3ddcc27cef4e6a1faeda8e87752383563d89f1e344625a5e
Manifest75881320156cb5a1516adb85ae8a7573fe7ed6bcf44e70b5e434eb90e04d9c25

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
Signature33KnfrKqC0SRDZjCLT7PBWbJYpBeQo0oLwBcgHuyr6g2Xm0BLpQ63ByOpdA6/RPrZ/X8CtfK7YAEcbmn2eG8CQ==
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

2026-09-17T12:01:54.238553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017912
observed c55cc2586ac0ec8e3ddcc27cef4e6a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.222816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017912/manifest.json
observed 75881320156cb5a1516adb85ae8a7573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.207579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017912/publication.md
observed dc73e1682c759274ed9098473a887c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.182655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017912/publication.txt
observed dea7b321b6b009d17ae8c3c056677256...
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.