OpenTechnical

OT-2026-000034695

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, 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-2026-000034695) never changes.

Identity and time

Publication numberOT-2026-000034695 · never reused
Internal UUID01a0ae76-1ed1-7549-b3ba-464f3d3b240c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034695
StatusPUBLIC

Content hashes

Canonical text2f3c73438673a23f1a61f1a0475d61bdeb7fd901d56c26326b212c21b673a4f9
Markdown341eb94eb6301657a85975cd634cc3025767fddaa63bed4167fbfd35b51c1d9a
PDF
Publication pageffa625ebbf36b836a414385c331cd226c96fc537ebe011177acdded3eac2c165
Manifest6ee1f2c39cec336a3ed3b340060d2c9a4b33672baa3337444fe8ab117d8b2b0d

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
SignatureQ4m20+gPxOJ6zPvaVrl31DOKdBXFUy/FOJIF27Lt5nzycTNXPiFf7UksYZcE+07BiLQNNhXuUdroESZWJILBCQ==
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

2026-09-17T11:30:05.147324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695
observed ffa625ebbf36b836a414385c331cd226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.127865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695/manifest.json
observed 6ee1f2c39cec336a3ed3b340060d2c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.108167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695/publication.md
observed 341eb94eb6301657a85975cd634cc302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.089158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695/publication.txt
observed 2f3c73438673a23f1a61f1a0475d61bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.203116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695
observed ffa625ebbf36b836a414385c331cd226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.183672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695/manifest.json
observed 6ee1f2c39cec336a3ed3b340060d2c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.165653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695/publication.md
observed 341eb94eb6301657a85975cd634cc302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.146483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034695/publication.txt
observed 2f3c73438673a23f1a61f1a0475d61bd...
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.