OpenTechnical

OT-2026-000010259

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000010259) never changes.

Identity and time

Publication numberOT-2026-000010259 · never reused
Internal UUID01a0ae6b-cb7b-7eb1-9e09-4cb7a7a662a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010259
StatusPUBLIC

Content hashes

Canonical text64ca320931bd5d492499c3344717832a2b629d569e3481ae0e261513e0e22f5e
Markdown0f7024d26752e96b0b13f5faa3d4aaf7b31e84effb10fe754bbbd48fc8f3b798
PDF
Publication page2d0baa8304df52ced0c269130618152fdc16a5632b9ddc5d03b536e95072a15a
Manifest67a690493d2ac24cb41ca46a938b5a14f958a84bd8e50389481caef12bd27961

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
SignatureFI64oghOmiUSm/D5P4doQz68tOTRKMh2pJjjWI9+sL6pgxd1KpsZrZAVixXXCSz4Wo1sr8LypbFnztEp69AUCA==
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

2026-09-17T12:16:28.809028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010259
observed 2d0baa8304df52ced0c269130618152f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.790159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010259/manifest.json
observed 67a690493d2ac24cb41ca46a938b5a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.769467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010259/publication.md
observed 0f7024d26752e96b0b13f5faa3d4aaf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.742427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010259/publication.txt
observed 64ca320931bd5d492499c3344717832a...
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.