OpenTechnical

OT-2026-000084979

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000084979) never changes.

Identity and time

Publication numberOT-2026-000084979 · never reused
Internal UUID01a0ae99-43b7-7a2f-a230-221c1ce2f9ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084979
StatusPUBLIC

Content hashes

Canonical text67a9fdf0e8cfc37ceee4c38f0edeef8b95d7c249ee9c9d7be82f55b6ba9f7cef
Markdown1b26eb531b5b13e38b6fb38186274de2982751aa7eb32d0f3026fc94a6a0e61f
PDF
Publication page371158357d28b15f306e6f88ca7873d4f65d3cdec7ab6264971b3a77c85ea62d
Manifest6e7a35327c586467f1977c20539cee76e10473f5568a85ea5906d945d8aa388e

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
Signaturep9XDPFy0pVEv2xadCFqf1Tgs4oWRzcznEq2opD8KmK/Be5nP4cy1O6Gmu0Rg4ryVG/RBUUIUy3Z2BlCkRlDNCQ==
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

2026-09-17T09:54:58.798612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084979
observed 371158357d28b15f306e6f88ca7873d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:58.781766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084979/manifest.json
observed 6e7a35327c586467f1977c20539cee76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:58.765262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084979/publication.md
observed 1b26eb531b5b13e38b6fb38186274de2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:58.748376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084979/publication.txt
observed 67a9fdf0e8cfc37ceee4c38f0edeef8b...
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.