OpenTechnical

OT-2026-000079653

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, sustained blow-off before set-down

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-2026-000079653) never changes.

Identity and time

Publication numberOT-2026-000079653 · never reused
Internal UUID01a0ae96-0b93-7344-a223-54d7b93c8fb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079653
StatusPUBLIC

Content hashes

Canonical text2d7f5c445896d9269a47050fdc4edf12c221e8cf665e717a74103561c858a3d3
Markdowne757b3c53cbea2316e4a614fb396b6bba0f98a0c7ef7ca7e075cb16a7e0e2dcf
PDF
Publication page707a348807b8f53a770633cf6b80dd0a96fa31f6d3bad839633000ff0ad49f27
Manifestd97c5e85ed293c75f41665fd2e8cb8d611c351a16bb426fa838602a6d83391cc

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
SignatureD5j9lUDasTXSh6yADGqk3AZcsyCFwhy6cp8sLxJsNBos3xrk8YiYat1xiq7nTD0zACiospFWYJx73zFExHTqCg==
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

2026-09-17T10:05:19.241611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079653
observed 707a348807b8f53a770633cf6b80dd0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:19.222432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079653/manifest.json
observed d97c5e85ed293c75f41665fd2e8cb8d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:19.204327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079653/publication.md
observed e757b3c53cbea2316e4a614fb396b6bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:19.185542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079653/publication.txt
observed 2d7f5c445896d9269a47050fdc4edf12...
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.