OpenTechnical

OT-2026-000050386

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000050386) never changes.

Identity and time

Publication numberOT-2026-000050386 · never reused
Internal UUID01a0ae82-5c47-779f-9f9e-2295201e3831 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050386
StatusPUBLIC

Content hashes

Canonical text8aa9a13ff8c6552df4647f72e1dae4ffbd2362e379c8da2fe103913e70a5c5af
Markdown67799463e0e37611417226db9e4d26a89ecd4c6ad68cf4a39b2652ae04d13a2b
PDF
Publication pagef0c9d69e36a026c2580d6590039e5024d2be0eca494273a27e114663466feea7
Manifestfaa17d6e231a5a35351ce2114c3399122f49ef280ba7c38e7feb03d08ee5c33c

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
SignatureeLvBmZn40lj0wqUgpAhhyWNkNuByJRJZg7R28TCynN4wzSyUSNFCiuOrZBDOoiU3aibapiifwgd6TmXq0V9ZCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:25.394518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050386
observed f0c9d69e36a026c2580d6590039e5024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.377586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050386/manifest.json
observed faa17d6e231a5a35351ce2114c339912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.358952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050386/publication.md
observed 67799463e0e37611417226db9e4d26a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.342417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050386/publication.txt
observed 8aa9a13ff8c6552df4647f72e1dae4ff...
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.