OpenTechnical

OT-2026-000092511

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000092511) never changes.

Identity and time

Publication numberOT-2026-000092511 · never reused
Internal UUID01a0ae9d-b5fd-72b5-a950-854d2983340b · 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-2026-000092511
StatusPUBLIC

Content hashes

Canonical text8f283a57f7f40411bc8d08185127baf48d463f1ea075c8913c6320f7a5287aed
Markdownba63d8d3828eec668eb67391c8cbf994142d80ebf8c139f34847cf8fcf15a4ae
PDF
Publication page5de6f1524cd9bb46050dbe2cd6aed977e48c3890ba4a9f31a0a731d9fec8f97a
Manifest178ce1bde01af3ad3035c85fe002fff5fb19fa5b6abad4c1034af60a57d7de10

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
SignatureHUX+9Ql95ws54tzCgqo1bUzKNrOOtW2uyYaoUmy5yN8qbep3Egq/GcrM7DbQbc42/9rWrHgmc10whlHpic/DAA==
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

2026-09-17T09:41:05.063374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092511
observed 5de6f1524cd9bb46050dbe2cd6aed977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:05.046923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092511/manifest.json
observed 178ce1bde01af3ad3035c85fe002fff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:05.030024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092511/publication.md
observed ba63d8d3828eec668eb67391c8cbf994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:05.011455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092511/publication.txt
observed 8f283a57f7f40411bc8d08185127baf4...
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.