OpenTechnical

OT-2026-000076380

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000076380) never changes.

Identity and time

Publication numberOT-2026-000076380 · never reused
Internal UUID01a0ae94-6a70-7886-98d1-12d8f23085f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076380
StatusPUBLIC

Content hashes

Canonical text8eb7da3d91d5bb94415af1c5a6d41ae43ecc10eea640ad411829ae13a5212e22
Markdown57fa3cf8ba99a49569cc288a037c0efe2d74c7b61fdd8f0cd6f2ca6b805c0028
PDF
Publication pagec07223f678e507c138754ff521464bd892ccdf7a222cb63c20a812999cf67706
Manifest77fd997a8ed0613d56f36aa67097d336d4471aeb975c32e5f3f6ecc774946593

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
SignatureI5COlaImo9CRakEnxWBYFIu3sGrl5UpfOI3emF/geM1sLN63i3UU+8wYUqZ2+h0JUbjAa7nq970vn+p066aUDg==
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

2026-09-17T10:12:15.212883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076380
observed c07223f678e507c138754ff521464bd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.193374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076380/manifest.json
observed 77fd997a8ed0613d56f36aa67097d336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.174481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076380/publication.md
observed 57fa3cf8ba99a49569cc288a037c0efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.153466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076380/publication.txt
observed 8eb7da3d91d5bb94415af1c5a6d41ae4...
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.