OpenTechnical

OT-2026-000064980

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000064980) never changes.

Identity and time

Publication numberOT-2026-000064980 · never reused
Internal UUID01a0ae8d-debe-7756-881e-274da32e6531 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064980
StatusPUBLIC

Content hashes

Canonical text8b2e2df60d2e4378f410902779d58f27daad40c69849eb51336dcd6f91087997
Markdown13db14886000ca6e3822852a013b46edd09b4eb829d014c1ec264d1ac9e6505c
PDF
Publication page7f99a94560fec86f64b21adde9f15c34d16d2d06bb60bbec8058cdb4871545cf
Manifest39a574774029736bd94b5a86b0af3020434a7678a4556b34b03358b6ccb26c71

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
Signature9GO3wftPkLoKYN6Q6DTLKApje+7Pc8FdcTRfgx7YnhBp7jPexFKE+IrYBgQixD3SmN0dnFViKysKmPm5iUFjCw==
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

2026-09-17T10:35:55.712204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064980
observed 7f99a94560fec86f64b21adde9f15c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.693874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064980/manifest.json
observed 39a574774029736bd94b5a86b0af3020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.676977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064980/publication.md
observed 13db14886000ca6e3822852a013b46ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.658387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064980/publication.txt
observed 8b2e2df60d2e4378f410902779d58f27...
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.