OpenTechnical

OT-2026-000082306

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000082306) never changes.

Identity and time

Publication numberOT-2026-000082306 · never reused
Internal UUID01a0ae97-4d95-7754-a7f3-e3d2ad948d63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082306
StatusPUBLIC

Content hashes

Canonical text7721c63f2bb3d66ebbea112b3520f8f9be53790dc86d065b308ae4530580dcd2
Markdown69672ce4440f8d5b7b63ef48bfb2fec4fa1033b758036a59710d2de585188946
PDF
Publication page97f5125e045df949595e21b9eb14106974a0a26286b073be196464726cda201d
Manifest9bc71a945296f5df95fe6c3e1d23e3c604c073cbdf52eb0a14b54e7456c4fc92

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
SignatureV7FyEdVvDns7Het0iqTKi41IA9+g7Gy558PV5VRzn+4ywoiktJHHIv03VINgEM7AXaEqv84VkEB3uCw2cDDZAw==
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

2026-09-17T09:59:10.165619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082306
observed 97f5125e045df949595e21b9eb141069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.148022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082306/manifest.json
observed 9bc71a945296f5df95fe6c3e1d23e3c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.130240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082306/publication.md
observed 69672ce4440f8d5b7b63ef48bfb2fec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.115089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082306/publication.txt
observed 7721c63f2bb3d66ebbea112b3520f8f9...
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.