OpenTechnical

OT-2026-000100864

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100864) never changes.

Identity and time

Publication numberOT-2026-000100864 · never reused
Internal UUID01a0aea3-66f5-730c-a9a7-a527eb2b286b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100864
StatusPUBLIC

Content hashes

Canonical text87f49e439637d839dfbda7c8a56ba1ade7c3cb4a044894297bddf60f6702ed6c
Markdownc4f364a6c1d7145700fe9a67b5473be96f4349a173b9815ac969c468300181a8
PDF
Publication pageec74b52cfd93ce80b0dbb456adf4a1bdef616ac72043b092acc4d1c3a8369f15
Manifest41b1b996305b1e4cd57af7017ab439bd94d150f6e26f100c6c31241b2d193cc8

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
Signature+bkqcjt857filr4wJ4vhh1coYKcq+K3RFWmGo6SoDLSOZfwKI/jy1qLUvb3ie2WbyvysPdWOcDBtJDRCQdHdBQ==
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

2026-09-17T09:27:47.766562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100864
observed ec74b52cfd93ce80b0dbb456adf4a1bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.747280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100864/manifest.json
observed 41b1b996305b1e4cd57af7017ab439bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.728856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100864/publication.md
observed c4f364a6c1d7145700fe9a67b5473be9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.711274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100864/publication.txt
observed 87f49e439637d839dfbda7c8a56ba1ad...
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.