OpenTechnical

OT-2026-000092707

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000092707) never changes.

Identity and time

Publication numberOT-2026-000092707 · never reused
Internal UUID01a0ae9d-b5ff-7b4d-b87f-b3084254c643 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092707
StatusPUBLIC

Content hashes

Canonical textac1c74bc0d65c1ea79807072e5d7e95d2a7411e7dc54e7a3564900944dd83175
Markdown6d9a79cadc521d4440ad557705af03490a73288d179c18d5d96fc31f72157d34
PDF
Publication page04a30779629752e447bd01d08913bb7a84573f6672d61d6e23be6a92264511b9
Manifest0002be928045a54fb54ab9320375eddcd32b0b8dd3ff6a00528476a730a852bf

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
SignaturelzEFdAHL+V/R5NRB0z+6YWsWW/Uy8XADfMkoBDSaW1Xi9Uc+dl8EQIhB9OGrzy8DynPJ6PN1tAcD4ljuFw61BQ==
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

2026-09-17T09:41:19.709569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092707
observed 04a30779629752e447bd01d08913bb7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.691951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092707/manifest.json
observed 0002be928045a54fb54ab9320375eddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.673161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092707/publication.md
observed 6d9a79cadc521d4440ad557705af0349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.655223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092707/publication.txt
observed ac1c74bc0d65c1ea79807072e5d7e95d...
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.