OpenTechnical

OT-2026-000071282

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented before set-down

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-2026-000071282) never changes.

Identity and time

Publication numberOT-2026-000071282 · never reused
Internal UUID01a0ae91-e0ec-713e-a342-4c7ccae9fd4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071282
StatusPUBLIC

Content hashes

Canonical text86d8310f768e1486d69abc6d86e4e7664e7260630c94f4c016f1fc4e91a5f9b1
Markdownaa2a54ab8ccf20f7af08c5ff7414cbc60e2ae15bc00e33704fd6e8d12b2f24e9
PDF
Publication pagebbe855f4eddacf62711568d3c46f44719d44527a1c92114dc7423064debadc71
Manifest69040d3a1f34885adf50842234b8116aa08287e18d99bba989c15a8f375c3880

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
SignatureCuwEW/idwW8mr77Ibyo4ynMJ2W00lW+mwXAXf+NnysL4pozl3++cSbs8u+ad9/qEnvdDnRksDFbmON92Yq89DQ==
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

2026-09-17T10:24:50.727044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071282
observed bbe855f4eddacf62711568d3c46f4471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:50.709728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071282/manifest.json
observed 69040d3a1f34885adf50842234b8116a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:50.693182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071282/publication.md
observed aa2a54ab8ccf20f7af08c5ff7414cbc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:50.677750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071282/publication.txt
observed 86d8310f768e1486d69abc6d86e4e766...
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.