OpenTechnical

OT-2026-000026659

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pulsed 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-2026-000026659) never changes.

Identity and time

Publication numberOT-2026-000026659 · never reused
Internal UUID01a0ae71-f4aa-7540-9baa-0af8e3c738ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026659
StatusPUBLIC

Content hashes

Canonical texta1edfa0023f779ff6b0d121fd4301d6133efb25df9aa19030122a80a55292d5b
Markdown3e4e130b67fe9ff8b49289fd4fca8c148de0af54cc9090fcde4c6a0c47e0faf9
PDF
Publication pagedfda2c95b814f59590e19b89d7709db33b85f6af48a650f7870f9c8e8ae729d1
Manifest3a45bdc7de4b7923e80dc6c43c889b8ed33f796e8278efcf0518ac3ae2fb155b

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
SignatureXkehJ33DcGg2OGhHY+0CUDjpm+wdouhqhyG3+m3Oe7sA74UY/HosLNu3zeUQF4UwKdOcUItRqHvdmt8uRuwqCQ==
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

2026-09-17T11:45:44.483038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026659
observed dfda2c95b814f59590e19b89d7709db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.466613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026659/manifest.json
observed 3a45bdc7de4b7923e80dc6c43c889b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.449607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026659/publication.md
observed 3e4e130b67fe9ff8b49289fd4fca8c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.432500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026659/publication.txt
observed a1edfa0023f779ff6b0d121fd4301d61...
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.