OpenTechnical

OT-2026-000066918

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000066918) never changes.

Identity and time

Publication numberOT-2026-000066918 · never reused
Internal UUID01a0ae8f-14fd-7089-b42b-f1e8a1490ff1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066918
StatusPUBLIC

Content hashes

Canonical text82662daaad8ca4ea5df73d1e2b9f91a7d5b7d99ed79410214b0aeb44dc439ac2
Markdown5416105220710e81b5610e8454cb99baf65d0066fb5fc07b2cd561c859a08499
PDF
Publication page11eb0b5882c20fff831f84cc2ccd49a455a0f3b63e88aa4be62bc09a48b12f52
Manifesteb0b112a1458531429bd8ef42520bdb32ca08938d20861896f463e37f09b10d7

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
Signaturet7Rz8+w6NUyJG8I5+h6NKVQjJjL0BvDSgMgpcpNtk1oBQOgxegGkPuSx93NOwW9H1xfyisUYwRBTDDN0XIgCCA==
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

2026-09-17T10:32:07.527843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066918
observed 11eb0b5882c20fff831f84cc2ccd49a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.509192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066918/manifest.json
observed eb0b112a1458531429bd8ef42520bdb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.492337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066918/publication.md
observed 5416105220710e81b5610e8454cb99ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.472163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066918/publication.txt
observed 82662daaad8ca4ea5df73d1e2b9f91a7...
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.