OpenTechnical

OT-2026-000092580

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000092580) never changes.

Identity and time

Publication numberOT-2026-000092580 · never reused
Internal UUID01a0ae9d-b5fe-7363-a1a5-67e79b16085b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092580
StatusPUBLIC

Content hashes

Canonical text8a087f4df00fbf7cd5b9cb181f9371961753cf755c8595a7b3f6f0c71d248f5f
Markdown98e248e3b627c718584a2c916c28bb6219f19f204e9a5672a9c3c36d71a0b3c0
PDF
Publication pagec4e630be19032138e541d5ada322248274ae0afa00605f838c3290e5a2035b56
Manifest5ad270768ef0b36a1ada9d5bdc621431672035ab0d80f1b6cc828c66c64672e0

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
SignatureVtL5mBJb2uUYCLJnclRqNpykLmHT2U106m6jhupTTdpboZgspf9930Mt5rg6LpZQkl+IH+TQqTGdyzPKmJsTCQ==
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

2026-09-17T09:41:10.580046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092580
observed c4e630be19032138e541d5ada3222482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.562996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092580/manifest.json
observed 5ad270768ef0b36a1ada9d5bdc621431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.544586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092580/publication.md
observed 98e248e3b627c718584a2c916c28bb62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.526480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092580/publication.txt
observed 8a087f4df00fbf7cd5b9cb181f937196...
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.