OpenTechnical

OT-2026-000067581

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000067581) never changes.

Identity and time

Publication numberOT-2026-000067581 · never reused
Internal UUID01a0ae8f-6bda-7e6b-825d-d6d1c6076ac8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067581
StatusPUBLIC

Content hashes

Canonical textbbc32f186b16c177ffa4961d269dc11ae482f44f7cb47a5598ca284fc3e0a8a2
Markdown032be16f293013f9a3a5f2a014af9fb75a0dcd82c6262c948b3a5c1e0fd39fbe
PDF
Publication page4390698813b906ddc170146d0425b269b3042126c43884c49bb24ba2678630c8
Manifestf95dda6711fe18d010dbae320658fc3b0edc13242d7bd3e68f2e36afb065abca

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+t06YnMor4h71NcjaHP8hLWAR43ARtaBIhuNdEeBqawQkiIOcdTpdJ53FNRRREc470GBAzm8gmK3UcWTgfEsDQ==
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

2026-09-17T10:31:53.665149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067581
observed 4390698813b906ddc170146d0425b269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.647818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067581/manifest.json
observed f95dda6711fe18d010dbae320658fc3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.629843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067581/publication.md
observed 032be16f293013f9a3a5f2a014af9fb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.611235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067581/publication.txt
observed bbc32f186b16c177ffa4961d269dc11a...
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.