OpenTechnical

OT-2026-000104495

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000104495) never changes.

Identity and time

Publication numberOT-2026-000104495 · never reused
Internal UUID01a0aea5-3422-78e2-a80a-92cbf58d5950 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104495
StatusPUBLIC

Content hashes

Canonical text0e8f51bd5a915ba823944cea0839472beeac103db8633df431acbb0deb894b65
Markdown65541bdb687b26f3e73d3059b04badcb55058c539dfaac62c02f6e2a5b45bbf3
PDF
Publication page033724c47d553e9a23560d4fe75701ca6f3b31e1afd9b84ae1e52059bde450dc
Manifest4908636d1c611a91ac5f43db3fba9521027e61dc287a3f8628567da82e9f7851

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
SignaturejlFkw5Ek/OH3mCZMh9+e3L2z16HZTuS3be5ONi9OvxmiX7eAhNAyE+y7iRVK/Qqu7CRoGVUP4R6/NapBujxcCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:47.221672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104495
observed 033724c47d553e9a23560d4fe75701ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.205370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104495/manifest.json
observed 4908636d1c611a91ac5f43db3fba9521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.187313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104495/publication.md
observed 65541bdb687b26f3e73d3059b04badcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.169196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104495/publication.txt
observed 0e8f51bd5a915ba823944cea0839472b...
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.