OpenTechnical

OT-2026-000048826

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000048826) never changes.

Identity and time

Publication numberOT-2026-000048826 · never reused
Internal UUID01a0ae80-c32d-72e1-b310-d8509e321c09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048826
StatusPUBLIC

Content hashes

Canonical texte11f1c3b234688c097b559c049fe044e670378788b0f5984b7678752291c5445
Markdown49eb5db7aa48d9aef77b55c468c312a727a1ae8fd27cd76691521141bfb89a39
PDF
Publication pageddc154854a8ab2e2d16d4411c957a7ec4bada06650086f29c3fb3692c4c28579
Manifestee8cf41f0de645e4069108fd04d5fd2f4f3ecc9714f0a4dfa1c97c86ca3deeba

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
SignatureJh7sxpqE0UTiY2HGeFDXC+wriQEHWbrZ2zhItYblC/4hCylY8ahXGMtcdKDGcpibrTTj04117pem14IAUHYMAA==
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

2026-09-17T11:04:33.618684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048826
observed ddc154854a8ab2e2d16d4411c957a7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:33.598096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048826/manifest.json
observed ee8cf41f0de645e4069108fd04d5fd2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:33.577112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048826/publication.md
observed 49eb5db7aa48d9aef77b55c468c312a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:33.557516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048826/publication.txt
observed e11f1c3b234688c097b559c049fe044e...
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.