OpenTechnical

OT-2026-000092705

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum 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-2026-000092705) never changes.

Identity and time

Publication numberOT-2026-000092705 · never reused
Internal UUID01a0ae9d-b5ff-7e62-b69c-834cc9dae590 · 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-2026-000092705
StatusPUBLIC

Content hashes

Canonical textbfac3fde924914d63caf19cfeb5ad10ca74796539fc4827635dd3e4e126bede8
Markdown5e05531be0c1c685c771368c9e97eddedc0513f27fef03c7f8931223146aefa3
PDF
Publication paged2841a2d2156cf35ae6a87f36e0dcaf76fc4e0b9a634db096d295c8f039c6989
Manifestaf2b724da71643b190a89b3ddc1ff00fb1eefd414a1c67e81e0d68895b6c2f23

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
SignatureAgWTFfvI4Dzhoz0dZX8BtJv4VPDnF9gPSFDRhiE8mOrm6giZZRPZBWDbMKj9yIXbE8QRjTbehxamtS2yV1lvDQ==
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

2026-09-17T09:41:19.557097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092705
observed d2841a2d2156cf35ae6a87f36e0dcaf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.539521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092705/manifest.json
observed af2b724da71643b190a89b3ddc1ff00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.520622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092705/publication.md
observed 5e05531be0c1c685c771368c9e97edde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.504119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092705/publication.txt
observed bfac3fde924914d63caf19cfeb5ad10c...
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.