OpenTechnical

OT-2026-000027608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000027608) never changes.

Identity and time

Publication numberOT-2026-000027608 · never reused
Internal UUID01a0ae72-6999-7695-8936-748636271c02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027608
StatusPUBLIC

Content hashes

Canonical textd3b84c350a5b828a6c3bb8c1a6ee4522146a2f5c5c48d3d74d0d8f697860ba21
Markdownbaf850777645f0f899481eee2ac53f1e47bf564cdab9c0a06de7c194d8647306
PDF
Publication page5056133abece96910647821d9be2bd09847900463566a5825d307690e19612d5
Manifest466b65bc1c0d89c6bbf101f671b11fd3401a1b89e84c30b5fc7475ff0ff1ca5b

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
SignatureMhf6yDb/4f1j5LV3RXFKFsrbYJnw2DxQls54VA6C7PPZgvbW8raW8gAJiBM2MWv97+r5O2XcFd+RFi/LwXTkDw==
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

2026-09-17T11:43:07.477962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027608
observed 5056133abece96910647821d9be2bd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.459494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027608/manifest.json
observed 466b65bc1c0d89c6bbf101f671b11fd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.442047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027608/publication.md
observed baf850777645f0f899481eee2ac53f1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.423348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027608/publication.txt
observed d3b84c350a5b828a6c3bb8c1a6ee4522...
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.