OpenTechnical

OT-2026-000079177

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000079177) never changes.

Identity and time

Publication numberOT-2026-000079177 · never reused
Internal UUID01a0ae96-0b8f-7b13-92a3-60fe8a13083d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079177
StatusPUBLIC

Content hashes

Canonical textd4719f53560c91cd4ee07b273d9812d4b09937d08817769056ca83f7f84b9744
Markdownce14e361eff61654b83655181ded6c43022a22252de7413996c249ea817e6aeb
PDF
Publication pageae3d49199301369ee6b661dfc244cba38c8682e8e48c7a540df30b04db25e75a
Manifest5457f190ff3e74524c80645bfb9032ceb9d7c497a49b5e5a9325e4c551be6708

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
Signatureowm/AXyP4T5foqni3fV3yxUblI+SAVDXiZR3Jrbn2gz89EE+vJqTnXvzVpHMD/u4BvmhbwjR5rxIk64I7Is1Bg==
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

2026-09-17T10:04:46.162945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079177
observed ae3d49199301369ee6b661dfc244cba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.144592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079177/manifest.json
observed 5457f190ff3e74524c80645bfb9032ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.127069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079177/publication.md
observed ce14e361eff61654b83655181ded6c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.110591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079177/publication.txt
observed d4719f53560c91cd4ee07b273d9812d4...
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.