OpenTechnical

OT-2026-000095524

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained 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-2026-000095524) never changes.

Identity and time

Publication numberOT-2026-000095524 · never reused
Internal UUID01a0ae9f-8f74-7de3-b74a-9d19e20676f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095524
StatusPUBLIC

Content hashes

Canonical text63b5f8873c5c82e1728b3c788b775cc8883c6a98dba979953ede0258cf81bbf8
Markdown429b8e4a2450cd0ebac068ec490ed16509d23929f813a4754219da2de85db2a0
PDF
Publication page2bb2c14f0052af3e7f0523a31139c59668671b602bb1b7dc4f345f97e2dafed9
Manifest344914083e31690593675c48c2a71e05b018ccbc0daf834bf00f6fa8e352f1b0

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
SignaturewrPKkkSe10fMsv52B+71mxzLGvMfHbNxh7eaVtFWSnMmE1OSHQxpbTPcot7S8ZFZV3yT5+bPp6pq5g0WDscrCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:56.014906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095524
observed 2bb2c14f0052af3e7f0523a31139c596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.999115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095524/manifest.json
observed 344914083e31690593675c48c2a71e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.984375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095524/publication.md
observed 429b8e4a2450cd0ebac068ec490ed165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.967669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095524/publication.txt
observed 63b5f8873c5c82e1728b3c788b775cc8...
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.