OpenTechnical

OT-2026-000014657

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000014657) never changes.

Identity and time

Publication numberOT-2026-000014657 · never reused
Internal UUID01a0ae6d-d093-7288-867e-ba62339fb226 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014657
StatusPUBLIC

Content hashes

Canonical text9eb0bdd0d55f3644da993f7f48d1232fb93aef424dfe87dff2bf309ffdb94b26
Markdownc1fa5e1d52abff669d803fc9efa5633d329167b1862bc690a164266856155595
PDF
Publication page09cec704314ec67ddbf81d75f06866da57472a7385343220951b225ed7cac484
Manifestb8718b864d76705a123d21f366763a1185fc69ee20ac55f39c13932f3f52fd76

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
SignatureTTL/yVwdlPC6CchWG4VARhz50gK7Vn1aV8E+aULW1Yohq656EcTb321VxBWWFPswiZ6cWfW0O5Zzd2RXQOsVDw==
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

2026-09-17T12:06:30.160200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014657
observed 09cec704314ec67ddbf81d75f06866da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.140681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014657/manifest.json
observed b8718b864d76705a123d21f366763a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.118642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014657/publication.md
observed c1fa5e1d52abff669d803fc9efa5633d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.096590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014657/publication.txt
observed 9eb0bdd0d55f3644da993f7f48d1232f...
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.