OpenTechnical

OT-2026-000099901

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000099901) never changes.

Identity and time

Publication numberOT-2026-000099901 · never reused
Internal UUID01a0aea3-1473-7f00-8af6-872a3a5e304e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099901
StatusPUBLIC

Content hashes

Canonical texte5177231fc9c110c1c7687a8ab73e017ab30f7a419253d1e8f1eb7d8c81637fa
Markdown981f8af79e2e85a25b96c2c3ac7782e45b07bb7d30d9544f631fb897d50323ce
PDF
Publication page8551486aebb0321c502b7172af17464c352a7d3b73394057400795f8b136d25b
Manifestd2e9735eb3b414924e9fdedc5e352fc54243d8ff782e706ae2513e3e53e5e69c

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
SignatureukdlXo3F93R3AQx8poieZ19eyJJVPbr9XEKQ4jLv9OrcOMq3vLpe/0V8S2U+PcfgrBLU1Z/5w98AmeG/7ZRXAw==
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

2026-09-17T09:30:32.278497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901
observed 8551486aebb0321c502b7172af17464c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.259561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901/manifest.json
observed d2e9735eb3b414924e9fdedc5e352fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.239683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901/publication.md
observed 981f8af79e2e85a25b96c2c3ac7782e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.221512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901/publication.txt
observed e5177231fc9c110c1c7687a8ab73e017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.965048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901
observed 8551486aebb0321c502b7172af17464c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.947330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901/manifest.json
observed d2e9735eb3b414924e9fdedc5e352fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.929993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901/publication.md
observed 981f8af79e2e85a25b96c2c3ac7782e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.909147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099901/publication.txt
observed e5177231fc9c110c1c7687a8ab73e017...
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.