OpenTechnical

OT-2026-000099859

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000099859) never changes.

Identity and time

Publication numberOT-2026-000099859 · never reused
Internal UUID01a0aea3-1473-7ccb-83cb-9b06b3ba8383 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099859
StatusPUBLIC

Content hashes

Canonical text7ef83b2fbdb6fd0038675fea38ce11f5971061b97e44e9d21dcd522e7bf0b719
Markdown69da5366faad7e59ab5890909aae176a19be49ceecfedf9ac899b335f0cf9bff
PDF
Publication page88716fb52974fdb19fc40a05258a78be4cd36f2d9f590f543d84dcb2eae00acb
Manifestf8b1b0a85df1c03bbcea02ef8e4f69d02903e2b7865f4cb99ecfa4a7ce2a8d17

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
Signature0A3wUZDHWXH6jjepNKEVHUe7pzrqIVaFBDaQoj5fNHTTja+hIO1PxUzLyJlSWxuGNmCdft5vatWJHJF5t5NoBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:21.991191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859
observed 88716fb52974fdb19fc40a05258a78be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.972902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859/manifest.json
observed f8b1b0a85df1c03bbcea02ef8e4f69d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.954410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859/publication.md
observed 69da5366faad7e59ab5890909aae176a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.937268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859/publication.txt
observed 7ef83b2fbdb6fd0038675fea38ce11f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.975370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859
observed 88716fb52974fdb19fc40a05258a78be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.956687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859/manifest.json
observed f8b1b0a85df1c03bbcea02ef8e4f69d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.938013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859/publication.md
observed 69da5366faad7e59ab5890909aae176a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.920521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099859/publication.txt
observed 7ef83b2fbdb6fd0038675fea38ce11f5...
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.