OpenTechnical

OT-2026-000016391

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000016391) never changes.

Identity and time

Publication numberOT-2026-000016391 · never reused
Internal UUID01a0ae6e-2d12-7282-9705-52bc9b7b4af0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016391
StatusPUBLIC

Content hashes

Canonical textd78823210205440f171606ea76fdb1cad36ccec1b433f558b0688c8ddb1aa0e8
Markdown41caa520bfd040c501aa3317b1294df88e807d565a0465f81aa52324fd1d2666
PDF
Publication page61b9b4e4f599122d1414ff4d9175137203196cbccba6b5882dbc660a31c6716d
Manifest19f7d2a3bc083c0d6b2e124449f30eef89c254101dcdaf72e522c0df6743cca0

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
SignatureFozQ/P6vSzk+B7XaQzV6uBn8fLeTdFGA31VskZD8/ry37TG9RA0QUivYPSSFyZrRJJfGfzRiKmm2f1xPY6XJAg==
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

2026-09-17T12:04:28.345883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016391
observed 61b9b4e4f599122d1414ff4d91751372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.326894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016391/manifest.json
observed 19f7d2a3bc083c0d6b2e124449f30eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.306833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016391/publication.md
observed 41caa520bfd040c501aa3317b1294df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.288035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016391/publication.txt
observed d78823210205440f171606ea76fdb1ca...
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.