OpenTechnical

OT-2026-000099845

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000099845) never changes.

Identity and time

Publication numberOT-2026-000099845 · never reused
Internal UUID01a0aea3-1473-779c-997f-64e1a59fe0da · 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-2026-000099845
StatusPUBLIC

Content hashes

Canonical textea48e34ab96499e0870f1b42179bd318cf9b81cd72453213b82bb9b971d42dda
Markdown338aa1f52c7c7b80bcd063e22aa32ed4d59139da5250c13f7549064804277507
PDF
Publication page7e33d0a42f23c7505358f8f36f500747389c1fcba3ebbf9db1c35abf387116e1
Manifest42828775356017a1d99d43fb61a66ace7f2925a9bb51a5dd4b621ed122b6e9c2

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
SignatureoEfGkjYZBI5TE7fj9lYDQw5A3lF52oL0B7dGiB76PGH9GAfqdMNB4Ov1eebLD8Oz1TIrz1bH88hYxicnDZ07AQ==
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

2026-09-17T09:30:20.932169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845
observed 7e33d0a42f23c7505358f8f36f500747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.911890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845/manifest.json
observed 42828775356017a1d99d43fb61a66ace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.891225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845/publication.md
observed 338aa1f52c7c7b80bcd063e22aa32ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.870905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845/publication.txt
observed ea48e34ab96499e0870f1b42179bd318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.985780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845
observed 7e33d0a42f23c7505358f8f36f500747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.967502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845/manifest.json
observed 42828775356017a1d99d43fb61a66ace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.948732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845/publication.md
observed 338aa1f52c7c7b80bcd063e22aa32ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.929423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099845/publication.txt
observed ea48e34ab96499e0870f1b42179bd318...
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.