OpenTechnical

OT-2026-000060805

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000060805) never changes.

Identity and time

Publication numberOT-2026-000060805 · never reused
Internal UUID01a0ae8a-b7d1-7fd1-bb80-b25f9264acb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060805
StatusPUBLIC

Content hashes

Canonical text43f4ebb9428367e077aa0238af2d67ca31defcc1a34e3de3ef0c00b0861834ef
Markdown3c79cf95bf5b38630775b99c75d9d9e8b71b14a1a84426146465fa59fce55e47
PDF
Publication page929e180e3dcb1babc07fa0b1ed85532f3d8829f7db6b9bf9ecd2645c21f7853b
Manifestb809a2dde9a9611460b8c46eea040ab8cbaaf53512d429c25a43f5cfa1c6a934

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
SignaturesuPnhDPNAymdRig7ldmRbnXbk6uly8+ElypGTOJ0rayikVux6VVV5mTeAfAisdfBXQqWuuHIHgopfGuDc1nfCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:33.257463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060805
observed 929e180e3dcb1babc07fa0b1ed85532f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.239623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060805/manifest.json
observed b809a2dde9a9611460b8c46eea040ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.222570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060805/publication.md
observed 3c79cf95bf5b38630775b99c75d9d9e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.204393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060805/publication.txt
observed 43f4ebb9428367e077aa0238af2d67ca...
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.