OpenTechnical

OT-2026-000044094

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000044094) never changes.

Identity and time

Publication numberOT-2026-000044094 · never reused
Internal UUID01a0ae7b-d67a-7e06-ab99-3c2ca1d09655 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044094
StatusPUBLIC

Content hashes

Canonical textfeaac906af8cabdaaa5bad5d3820e2981c6c09f4a0be1ca5847b9fdc0fd60d46
Markdown878d4a460403a406ceb0bc149c29e885d5aeeb0584098ad98e980c973c278c30
PDF
Publication paged29f27eb58d1cbc51983fb0d79664395a0611939345abde3795e9b7d26415a05
Manifest878d80a36f7a624e59884e9643e770ef16afb08860255b3ed77d4385be0944bd

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
SignaturejBQhKPnDAv/SAdEMjNyL3CMeSnfOtWQOR71GKRYqd8nKRgkUEEuXnjIXAvCtXJVIGe41B03OB5qqR+ZVRhBoCw==
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

2026-09-17T11:12:30.101579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044094
observed d29f27eb58d1cbc51983fb0d79664395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.084115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044094/manifest.json
observed 878d80a36f7a624e59884e9643e770ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.066628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044094/publication.md
observed 878d4a460403a406ceb0bc149c29e885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.048876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044094/publication.txt
observed feaac906af8cabdaaa5bad5d3820e298...
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.