OpenTechnical

OT-2026-000010116

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, 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-2026-000010116) never changes.

Identity and time

Publication numberOT-2026-000010116 · never reused
Internal UUID01a0ae6b-cb7a-79d1-8b88-6cd1edd84487 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010116
StatusPUBLIC

Content hashes

Canonical texta995e3f2483e8c47c3eccd8243fcfa55ca85d40b3d1fe3f2e0eb10bf7a6cbd5b
Markdown4f5cf1b7584ef6b3bd86f696338960389af7ca2e127d75786246533cfa41e3b0
PDF
Publication pagefbba89c1d977dfd9f535ae0c7bd186f7e8a010d4147307494d9de377b7d3bc9c
Manifestdd11294c7e8a7a399658f5dbe1cd94b1b5b8244d4b8ba3dcdff11a5f34fe8d8f

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
Signature096Ajl34ukSPbMk9e5/W8xJ8P01L2xCVk0l7ftf7s/7vJC07PBj1/f9oJW6q6iTUQGmG+BypbZAkI1CGxHzSCg==
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

2026-09-17T12:16:12.526925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010116
observed fbba89c1d977dfd9f535ae0c7bd186f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.506815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010116/manifest.json
observed dd11294c7e8a7a399658f5dbe1cd94b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.487144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010116/publication.md
observed 4f5cf1b7584ef6b3bd86f69633896038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.468032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010116/publication.txt
observed a995e3f2483e8c47c3eccd8243fcfa55...
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.