OpenTechnical

OT-2026-000026101

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000026101) never changes.

Identity and time

Publication numberOT-2026-000026101 · never reused
Internal UUID01a0ae71-a840-7ebb-b4e2-de373b62c7a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026101
StatusPUBLIC

Content hashes

Canonical textf7a7352ca561879f73bbeb7d8cccc64c6302f3430abd6081b1029087d282df5b
Markdown9b43b06e1f4e7767aa018be96177a0f158c4f8bcf22c5018af5176ad76f44750
PDF
Publication page4bc0eb4eb251636db6eb414f973a46ee0916ecd346bef8ecda66dc4f6b75197f
Manifest2817f3c9d0db06751e66919bb0482708a6290c5c6f41f3b59155b54374923bc4

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
SignaturevwBPiE3f/yE0UOIgnObJforaY/bf7kJbi/ciYnErmPdTG8iEv+pfUDJQ9SXZ22eoExI854FMca/QeOjIvVX3BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:36.093309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026101
observed 4bc0eb4eb251636db6eb414f973a46ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.077238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026101/manifest.json
observed 2817f3c9d0db06751e66919bb0482708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.060649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026101/publication.md
observed 9b43b06e1f4e7767aa018be96177a0f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.041614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026101/publication.txt
observed f7a7352ca561879f73bbeb7d8cccc64c...
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.