OpenTechnical

OT-2026-000062755

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000062755) never changes.

Identity and time

Publication numberOT-2026-000062755 · never reused
Internal UUID01a0ae8c-6389-791a-be60-eb04c56cfdea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062755
StatusPUBLIC

Content hashes

Canonical texte2feda83292af9781e7069148d3c06a4faefe0837353a979a5331c50832c059b
Markdownfacdff25aee93b40e886db0d324e0a3cadc90b4f71318914447b3370fcc40f0a
PDF
Publication page73e06890e594663cc5eca7d8a711dcee38471682b953aecf62c0d6f82c47124b
Manifestc47523309d98962cc1fb85aa762bd65d8777cf32648510b99b33be8f32f83267

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
SignatureffxX0XOfqkGbLpljJUDuPE7PwZfUE5qcTQpOZ6YrgH94FZgZQwwulrAfxukBMgIUkjq8Yhf5mJEQM/grLIE/Bg==
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

2026-09-17T10:39:20.201285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062755
observed 73e06890e594663cc5eca7d8a711dcee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.182815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062755/manifest.json
observed c47523309d98962cc1fb85aa762bd65d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.162162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062755/publication.md
observed facdff25aee93b40e886db0d324e0a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.142786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062755/publication.txt
observed e2feda83292af9781e7069148d3c06a4...
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.