OpenTechnical

OT-2026-000024027

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000024027) never changes.

Identity and time

Publication numberOT-2026-000024027 · never reused
Internal UUID01a0ae70-aed7-7419-9c13-7d5f7e5cb481 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024027
StatusPUBLIC

Content hashes

Canonical textfdd1f5bf098bf830dca87e34a4bee42e26722fd8707d216153dc3450e9f2b801
Markdown4dc63304c66de8db9d15fd1c19f55c850b745ca2b0f3ecc10681336b953c313a
PDF
Publication page5c7d156d921da14fb18344212176474bf6a4a85dea126be1c4ffd686eb040dfd
Manifesta935ee316d2ac74537b21c64fb14626ab07ad911ab8a090c549fb673e78875a0

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
Signature5Ku7RU4FtCdVHq2Bh9FEz+9t0xpl9dIzl+lr9CnIJTfXMWNX4C+Exo/PQ1hGANZgXBnPKp78fnf2O3qq+umfBQ==
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

2026-09-17T11:50:48.680446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024027
observed 5c7d156d921da14fb18344212176474b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.660142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024027/manifest.json
observed a935ee316d2ac74537b21c64fb14626a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.642035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024027/publication.md
observed 4dc63304c66de8db9d15fd1c19f55c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.625772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024027/publication.txt
observed fdd1f5bf098bf830dca87e34a4bee42e...
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.