OpenTechnical

OT-2026-000085519

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000085519) never changes.

Identity and time

Publication numberOT-2026-000085519 · never reused
Internal UUID01a0ae99-aaac-7c29-8a39-4824da61e693 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085519
StatusPUBLIC

Content hashes

Canonical textfea6d8c9a3fea1f9e5c65efb013dd2c095b8f0376ee859b085462f6516794176
Markdown923d4d2e4cde33085e3e63c36242d153d27deb14b015f3eb9f004db161cb7e34
PDF
Publication pagec2e7031c8b2311f329111bbf932c099dc27ad9d949453e9c87ba4c127ec3e53a
Manifest9c026f5d0e4062b1f4a8adf7791249cf6ebce7d0c0bfd92c629293575ab852a3

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
SignatureAZyfV/0N8jlRNYrcur2Y/8ErqgOUY3LcoQHaeXNHRFsyQXiF00kP5HA/ca0DwDzL0s/W+XYYrCfppP53IM0VAw==
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

2026-09-17T09:54:19.910072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085519
observed c2e7031c8b2311f329111bbf932c099d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:19.890330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085519/manifest.json
observed 9c026f5d0e4062b1f4a8adf7791249cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:19.871612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085519/publication.md
observed 923d4d2e4cde33085e3e63c36242d153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:19.851477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085519/publication.txt
observed fea6d8c9a3fea1f9e5c65efb013dd2c0...
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.