OpenTechnical

OT-2026-000071150

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000071150) never changes.

Identity and time

Publication numberOT-2026-000071150 · never reused
Internal UUID01a0ae91-e0eb-7184-a269-969ea8441d44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071150
StatusPUBLIC

Content hashes

Canonical text3ce4ca3498d595f19e8d7c941bbe479876a65bf6ae48144be83f0f1e284f59f0
Markdown65bda671a2fb33ca2a812095fdb98c9b138c14a1d9cd59508df24801ec233540
PDF
Publication pageb32e8c86b230e6e50436565c5e1fd2709557959688a7fdd7f7d6459ae631f50e
Manifeste87c0868a18a6378e3d182ea7bc8f968506aea1c02fc878927f238a110e8b77e

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
SignatureX+C0AZ/ymXwL1o4NGiunEw34wNx2WyKp9fR4xRZ1ah6aBZShz57KNjvoWg9Ec91RATi2ZYWj6Yj53DH2t9utAQ==
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

2026-09-17T10:24:39.327184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071150
observed b32e8c86b230e6e50436565c5e1fd270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:39.310393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071150/manifest.json
observed e87c0868a18a6378e3d182ea7bc8f968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:39.295810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071150/publication.md
observed 65bda671a2fb33ca2a812095fdb98c9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:39.279751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071150/publication.txt
observed 3ce4ca3498d595f19e8d7c941bbe4798...
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.