OpenTechnical

OT-2026-000038801

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000038801) never changes.

Identity and time

Publication numberOT-2026-000038801 · never reused
Internal UUID01a0ae78-769f-77a4-9752-8c27fcf5141a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038801
StatusPUBLIC

Content hashes

Canonical text844072938b53d4aae3d9946701c83ce9f941109b1357d9f3b66fb75403fa2e90
Markdown8407b1d33007cf86b9508c0f868729c382f236d606a536fa773afe82cd0b4353
PDF
Publication page994762bd59dd1faa46003b3a1c1021b32212aa4ded753f72c5dcd119aceea3f5
Manifestc6de37ad199a7d9fc663a48617e1477146095d3dac0e63ce009921d8f89a7aac

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
Signature+bZdOfkpLl1Xe6/J2yJuGXBix+vrvWtGKYm1UgI0w+APawHQWue4d8J/DzXV6M9ZliyhzUReEyKlu5PKNrtZBw==
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

2026-09-17T11:21:21.305832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038801
observed 994762bd59dd1faa46003b3a1c1021b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.287894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038801/manifest.json
observed c6de37ad199a7d9fc663a48617e14771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.269379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038801/publication.md
observed 8407b1d33007cf86b9508c0f868729c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.251790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038801/publication.txt
observed 844072938b53d4aae3d9946701c83ce9...
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.