OpenTechnical

OT-2026-000076335

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000076335) never changes.

Identity and time

Publication numberOT-2026-000076335 · never reused
Internal UUID01a0ae94-6a70-7c42-b41b-c1b259728f47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076335
StatusPUBLIC

Content hashes

Canonical text4d1ab0b2a8c33fbdb3ba26c71b1386b52066fa37ccd5b30959326a06c985ad31
Markdown02c95f39210710522f1879824f717c7b5af5f6e78a24be173acb9e589af6eea0
PDF
Publication page451da1afbdc0f8512a39a68a2ccbdcafb4ba9a7ca73749e40a24c4dde2fd35c5
Manifest450305b01ec29e888a180b3208679ab57b86468f2f430dff67ed01e41aa8e75b

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
SignatureVEuMxTDSdIjS1JxS3xU+n4Kv1YTfpxud1FJjL0Y/v/73DbcjcorQqJLHx50d74o40EvAPm4JCi9Wfn8We4ncCg==
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

2026-09-17T10:12:11.529910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076335
observed 451da1afbdc0f8512a39a68a2ccbdcaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.511746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076335/manifest.json
observed 450305b01ec29e888a180b3208679ab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.494364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076335/publication.md
observed 02c95f39210710522f1879824f717c7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.474581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076335/publication.txt
observed 4d1ab0b2a8c33fbdb3ba26c71b1386b5...
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.