OpenTechnical

OT-2026-000009437

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, vented after 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-2026-000009437) never changes.

Identity and time

Publication numberOT-2026-000009437 · never reused
Internal UUID01a0ae6b-7562-75ba-8412-ecfd180853c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009437
StatusPUBLIC

Content hashes

Canonical text268c3c64c9ef571f31e9a69080b28cc0f6738b0f941444398923fee30df2c641
Markdown42b9f7ffd4a4e981cbfff40c453cd11fc8afc3056c79b6353c4caab2d0e17d13
PDF
Publication page0a21c165baea927d9ab1cc63607a2a532f487fd56565a7aea2ed5d054d96ffca
Manifest3776cb65ce29479ac277054deaa0fa2470747be27a0be5ef84a1c8dd6b0f3877

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
Signature3uLg9cF6ltBkcQHi/6SJTP23VsgjYKQu19FFucnzYuU2/4xVOT0ouFFcZZCdq6IpVCS1Qhm/BeLhLctSqb+TBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:43.725323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009437
observed 0a21c165baea927d9ab1cc63607a2a53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:43.707653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009437/manifest.json
observed 3776cb65ce29479ac277054deaa0fa24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:43.688351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009437/publication.md
observed 42b9f7ffd4a4e981cbfff40c453cd11f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:43.670026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009437/publication.txt
observed 268c3c64c9ef571f31e9a69080b28cc0...
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.