OpenTechnical

OT-2026-000007737

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000007737) never changes.

Identity and time

Publication numberOT-2026-000007737 · never reused
Internal UUID01a0ae62-843f-7621-aee3-39252dc39d2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007737
StatusPUBLIC

Content hashes

Canonical text2b0a3bd4992a7d67627a88821642978e38c14e78f587b83c68ffd0bc68e536f0
Markdownc08fda0d7743add5eb28b64b9febd2c9d4910b7a30c44333a09a30fa91a0fb58
PDF
Publication page975fa56a5c17695c8437c9e45ef8cfd823263debc8bf8e12ff0b5f64846ca46a
Manifest3ec2d3c69667e6b503ed32665dcf9633ee1a4153118adafffa5c362fa6ec31f3

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
SignatureDQS8BbIVzPLheKlMRcPDLH/1YnAoOk60m3YM+PCb91q0G+6VPbXnzMqJKWCc2/wYViFelKPUeKZU23JdY9TOBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:07.767156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007737
observed 975fa56a5c17695c8437c9e45ef8cfd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.749193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007737/manifest.json
observed 3ec2d3c69667e6b503ed32665dcf9633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.732742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007737/publication.md
observed c08fda0d7743add5eb28b64b9febd2c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.716684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007737/publication.txt
observed 2b0a3bd4992a7d67627a88821642978e...
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.