OpenTechnical

OT-2026-000082726

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000082726) never changes.

Identity and time

Publication numberOT-2026-000082726 · never reused
Internal UUID01a0ae97-8cc9-7958-bd4c-487dd1c5894b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082726
StatusPUBLIC

Content hashes

Canonical text3dc3b61e6c30e63059faf5c610991875db98a73330e4c8dd3e0a0e6051d05f4f
Markdown7f1c9a4b72dca179e145394319735ccd6378d24db112a537e90cc931df26e45e
PDF
Publication pagedf4c1ecd2a016e7f43a1a00470c3bc062b8e77443967ba7dbee3384d701da137
Manifest68496d8dc1d6d188932f70227dba41825511ad9a3760f616f80f4038c7c5ddad

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
Signature+vbe4h+lNZt/KRAvKaVsCZnI0jjtZntjRkv2pJpOAz4umVpbHkckepsEXWl69yA1snHJsm1HtgkdPfY1YoeaAQ==
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

2026-09-17T09:58:18.290816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082726
observed df4c1ecd2a016e7f43a1a00470c3bc06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.274473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082726/manifest.json
observed 68496d8dc1d6d188932f70227dba4182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.257930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082726/publication.md
observed 7f1c9a4b72dca179e145394319735ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.239989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082726/publication.txt
observed 3dc3b61e6c30e63059faf5c610991875...
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.