OpenTechnical

OT-2026-000047932

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047932) never changes.

Identity and time

Publication numberOT-2026-000047932 · never reused
Internal UUID01a0ae7f-c422-7a56-87c1-46a1d5f67f10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047932
StatusPUBLIC

Content hashes

Canonical text9eb11a9ea40a0faff9f85a976c11660ad326f6eb1473597897b68cb8e22407ef
Markdown39ab5e342fa96f78de7b084a42e6b52644c0b37e6b07f5c9c904fe6159f7e55c
PDF
Publication page53c764ab0fec01b05f607cb6f9077380f416563238ed4d8b300ec36d3b1e760d
Manifestc89444d77a8c1bc5c396db45e6f12f36224c70957f486539c9a1373c0249de0a

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
Signature89KT9qOGNut1JWd/d8Zc/9Xa/3T7nkTPRVzDC6WtNBY6YXPkMIdA7RFGi8/f/W/d5kuup+D68ID6DMGIQQ0PCQ==
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

2026-09-17T11:05:53.631292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047932
observed 53c764ab0fec01b05f607cb6f9077380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.611976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047932/manifest.json
observed c89444d77a8c1bc5c396db45e6f12f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.589913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047932/publication.md
observed 39ab5e342fa96f78de7b084a42e6b526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.569717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047932/publication.txt
observed 9eb11a9ea40a0faff9f85a976c11660a...
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.