OpenTechnical

OT-2026-000009584

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000009584) never changes.

Identity and time

Publication numberOT-2026-000009584 · never reused
Internal UUID01a0ae6b-7563-7676-8ab5-bdb528b88470 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009584
StatusPUBLIC

Content hashes

Canonical texte68582a66b2fb131747fd2c4b2c3a1458de02fb09c7d2c9f572d5e1c267a01d2
Markdowna6d15bbf2678f2ebc21355c4aaf8089740be494b61dbb15838cc7c1d425508d1
PDF
Publication pagef7c13c78f969dbd6467f88e8d754dabf2b85ab7a059334234b26b208cbfb9aee
Manifest9d17823810c8d264c87ebf4e6f50d248e3fbe385a729023d59ad6ff892d4931b

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
Signatureg9EmQCm8ndoAhgNgm1aQqaojSlkIq62pBAvAKYo0uGj7iAgUflv8YA+VR3692VM7yNCeIKdMMJTzjVYty7r5Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:01.488658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009584
observed f7c13c78f969dbd6467f88e8d754dabf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.469889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009584/manifest.json
observed 9d17823810c8d264c87ebf4e6f50d248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.449161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009584/publication.md
observed a6d15bbf2678f2ebc21355c4aaf80897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.426139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009584/publication.txt
observed e68582a66b2fb131747fd2c4b2c3a145...
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.