OpenTechnical

OT-2026-000013097

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000013097) never changes.

Identity and time

Publication numberOT-2026-000013097 · never reused
Internal UUID01a0ae6d-5565-7a0b-a936-a31d57e02073 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013097
StatusPUBLIC

Content hashes

Canonical texte130440912c489f3ab45e2d0ee55a210fdf9b851fcc33a19ec81946c396c5a5b
Markdownd3034df3309a06b37872d929bb5f73ca6862f12d1fe5e6b3d734c6d10c024db6
PDF
Publication pagebf95c5a7a899004439bc9f2d0b631bc8aa3b635ea0e497c25cce3d432ecb032b
Manifestc53eed4d26034049ed6bc6471455ffbaa47ca11d5c57ef0db1c0c512f9e563ae

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
Signaturep/EoNBPqR7BzO3MaNjqrClRHxZtUWFEMylyxHaV0g6jg5SkMiEpul39KWSb2nc7zzPOQWNDcoUdmxdKpWeXwAA==
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

2026-09-17T12:10:56.859179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013097
observed bf95c5a7a899004439bc9f2d0b631bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:56.839535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013097/manifest.json
observed c53eed4d26034049ed6bc6471455ffba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:56.819564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013097/publication.md
observed d3034df3309a06b37872d929bb5f73ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:56.800288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013097/publication.txt
observed e130440912c489f3ab45e2d0ee55a210...
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.