OpenTechnical

OT-2026-000063295

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000063295) never changes.

Identity and time

Publication numberOT-2026-000063295 · never reused
Internal UUID01a0ae8c-94ac-7bab-980a-567c39a02d24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063295
StatusPUBLIC

Content hashes

Canonical textb6e72c6711000b5e2e0a235ffbb161a2b2beb2e05cdf1e2cd036401fec70342c
Markdown2e6941a82cd01465c71bc3f34970c7501a2e21a7905d271062e4ee1d55d0e767
PDF
Publication pagee652771296bbe3692bf158054288b7e5e9839ee2dec873d34183aa0940f08827
Manifeste56388e7d5c925d31384d54800b7db88dca91690ddda4285277fc362ac490c7d

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
SignatureclR6cDBZZgsQd6+wHH1CyX8AdVjIRjj1kK7dwpWrSG0Cupo+wlTeK/yrU1qQKw8+c1lvHWz+NIGNoCHI3LSGBA==
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

2026-09-17T10:39:11.436126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063295
observed e652771296bbe3692bf158054288b7e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.416513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063295/manifest.json
observed e56388e7d5c925d31384d54800b7db88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.395148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063295/publication.md
observed 2e6941a82cd01465c71bc3f34970c750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.376320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063295/publication.txt
observed b6e72c6711000b5e2e0a235ffbb161a2...
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.