OpenTechnical

OT-2026-000062815

Publication integrity record

Two 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-2026-000062815) never changes.

Identity and time

Publication numberOT-2026-000062815 · never reused
Internal UUID01a0ae8c-94a7-798b-9d7e-f9a24947929a · 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-2026-000062815
StatusPUBLIC

Content hashes

Canonical text9a85f9fd43d3e64ce8efa45e370ec04b0ed00ef624f04500f56142fa024c8ec9
Markdown1b8be5f80fb39189595ad738bb965d50045801d4b31ded732fec904bf93e1170
PDF
Publication pagec97f1c5f502036ad7b2041d3e27e546445d705d4977be23a2fe0c2ce25dcd1f0
Manifestd0af8f43fc05797dd0615a63d02445c179bb020912f6cf5d2f28be44c265f3bc

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
SignaturehLXsVSe5n3tTQzifCVUk4CEQTbRWVkOCPC8CeCZgchKh8lw5Iz5AbFniYM7lg21NtIGJjag7KiqvNIVUf3RHCg==
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

2026-09-17T10:40:07.442565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815
observed c97f1c5f502036ad7b2041d3e27e5464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.421265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815/manifest.json
observed d0af8f43fc05797dd0615a63d02445c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.401696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815/publication.md
observed 1b8be5f80fb39189595ad738bb965d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.383397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815/publication.txt
observed 9a85f9fd43d3e64ce8efa45e370ec04b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.176478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815
observed c97f1c5f502036ad7b2041d3e27e5464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.158418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815/manifest.json
observed d0af8f43fc05797dd0615a63d02445c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.140615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815/publication.md
observed 1b8be5f80fb39189595ad738bb965d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.120198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062815/publication.txt
observed 9a85f9fd43d3e64ce8efa45e370ec04b...
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.