OpenTechnical

OT-2026-000032842

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, pulsed blow-off 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-2026-000032842) never changes.

Identity and time

Publication numberOT-2026-000032842 · never reused
Internal UUID01a0ae75-4842-7c99-89a9-df9fa7ae6e1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032842
StatusPUBLIC

Content hashes

Canonical text1caec1e04283e81abd60ace38dad59cdfa20cd3394fc71cbf04f193e1828ba85
Markdown13d3213eac76fc4fd585de64dbd52b3d0cafb25c55813afa8df4096ab354b6e7
PDF
Publication pagedabbdfc98fd3a090bd68dd20272a4a9904910ad4a7989995f4947a25d16fb879
Manifestdfd28212a2b9faa398e325f3432641b32481181fcc6a062d532de6d1b7f638b8

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
SignatureJ2x9fvrvylKoE88IwDLcUmIHkaA09qKIfQmA7AtXyqInKGabBqxFCPVVx4u/Fd0/KXpLdafEEWzNmYP+YxCLAg==
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

2026-09-17T11:32:18.175173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032842
observed dabbdfc98fd3a090bd68dd20272a4a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:18.157480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032842/manifest.json
observed dfd28212a2b9faa398e325f3432641b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:18.139909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032842/publication.md
observed 13d3213eac76fc4fd585de64dbd52b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:18.122087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032842/publication.txt
observed 1caec1e04283e81abd60ace38dad59cd...
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.