OpenTechnical

OT-2026-000093603

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000093603) never changes.

Identity and time

Publication numberOT-2026-000093603 · never reused
Internal UUID01a0ae9e-508b-767f-b343-b42f1a112532 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093603
StatusPUBLIC

Content hashes

Canonical textb070e70ae4cc112b9e601f475b5cee072e82ba8a992ddd8fe09b58495115b1c5
Markdownbdbfe73089d4dd8e03fdcf2bc4721316a417f35555fd011dcf5f4f0bcaa28b5f
PDF
Publication page65d03da060526478f72eed919272eed0f6a2d7c3733d16698c725b332bf31f81
Manifeste2651735bf46ddf15ba3b395d5271ad2ddbe5d0f901b304adbcf0513dd00e23b

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
SignatureIXQigB4jmo4w5a0fp/3P+HyAnR/ACHZxfuEDEazBWx+9o3Y0QtbSArXnbC1egwH65fU9rC7NG0s43bzbfEs/Bw==
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

2026-09-17T09:39:38.844361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093603
observed 65d03da060526478f72eed919272eed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.826571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093603/manifest.json
observed e2651735bf46ddf15ba3b395d5271ad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.797161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093603/publication.md
observed bdbfe73089d4dd8e03fdcf2bc4721316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.762818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093603/publication.txt
observed b070e70ae4cc112b9e601f475b5cee07...
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.