OpenTechnical

OT-2026-000063711

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold 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-2026-000063711) never changes.

Identity and time

Publication numberOT-2026-000063711 · never reused
Internal UUID01a0ae8c-f946-7d98-877b-40df4664e158 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063711
StatusPUBLIC

Content hashes

Canonical text63cfa93de2a7208c43708a2513df8ea3d76fc944f43df61429685756e101d705
Markdown9617c3f6d770ffd6943ea4ae5520b6b47a16ed50a8ea9aa3701625fd3af61eaf
PDF
Publication pagefdc2a4c8347d7587466987283a30f24df47de6048f900ac6111ed56b28b960ac
Manifestea15cd8d22d0496d3653e9665a26bf2b710a85862ddd5a5bddfd63d59038ac9c

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
Signaturehvgb62DZogM0NJROyFLokxyFpHb0ICNxRs6bKnpOCdCRBbuI6ZkHrqZsbOkyC2XIdvMqoHPHCAyab3B/XQSSAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:50.142944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063711
observed fdc2a4c8347d7587466987283a30f24d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.126339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063711/manifest.json
observed ea15cd8d22d0496d3653e9665a26bf2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.108899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063711/publication.md
observed 9617c3f6d770ffd6943ea4ae5520b6b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.083086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063711/publication.txt
observed 63cfa93de2a7208c43708a2513df8ea3...
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.