OpenTechnical

OT-2026-000093058

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093058) never changes.

Identity and time

Publication numberOT-2026-000093058 · never reused
Internal UUID01a0ae9e-0910-7988-bc34-c01e01ebc8d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093058
StatusPUBLIC

Content hashes

Canonical text974b8c9d56d67a568a5268bef40dd9b15ee67799baa5185c33c2f85cde5c3582
Markdownc2df8b711feab85451277d5874273a26d68506db607a28f8392a8912259539db
PDF
Publication pagef45d795f0fae06e953b06bff73001b2b587ad11419a975192e039bfa329e54d0
Manifestf82f5da35a320279936e8fcf53d0c0c748e5119894ab99e188b7b5362991375d

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
Signature5fTYK+cFgchPQXL6G/CKHWtkDBzkAeGr6YcOMcz3mGhwgbqHFUfTxFWUohjZUfp8AUdWuwItvIa/q+39H5qZDw==
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

2026-09-17T09:40:18.205081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093058
observed f45d795f0fae06e953b06bff73001b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:18.188986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093058/manifest.json
observed f82f5da35a320279936e8fcf53d0c0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:18.168449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093058/publication.md
observed c2df8b711feab85451277d5874273a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:18.152402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093058/publication.txt
observed 974b8c9d56d67a568a5268bef40dd9b1...
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.