OpenTechnical

OT-2026-000041512

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000041512) never changes.

Identity and time

Publication numberOT-2026-000041512 · never reused
Internal UUID01a0ae79-e89f-76f8-8f31-e61455b68828 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041512
StatusPUBLIC

Content hashes

Canonical text66008e761a6d1cfef7e4bab314f7a7c0c864e10fd75e626441de86bf5c1b65de
Markdown073345507ba1063b5503aae873fd589f1008f60b476effbc66cbf29c742495d1
PDF
Publication pageaf95e4c99db4a8dc68809a0422c3ff9d65d247121e6e50f1c1f7089bc6ebd03b
Manifest1f6cb61485526c310ca02cbf99071768e6503614e50c77a9ef1cf5f5bffcbbbc

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
Signaturev59BsvX2co35gkh3AJHF8udk+725wqCwHTav3jrYT+Kv+UBgQygBxjrm4sUbWX8nT0O4IZQsxV6gwphkGzJ3CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:16.825356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041512
observed af95e4c99db4a8dc68809a0422c3ff9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:16.808511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041512/manifest.json
observed 1f6cb61485526c310ca02cbf99071768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:16.791172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041512/publication.md
observed 073345507ba1063b5503aae873fd589f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:16.773687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041512/publication.txt
observed 66008e761a6d1cfef7e4bab314f7a7c0...
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.