OpenTechnical

OT-2026-000032682

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000032682) never changes.

Identity and time

Publication numberOT-2026-000032682 · never reused
Internal UUID01a0ae75-1070-7996-89a6-787ed036c431 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032682
StatusPUBLIC

Content hashes

Canonical text8e6c9eda0ec43dc8303c46eb1768ad23505ec73d6a8730d85ea249b071954f82
Markdown8830a73bb8fb7e310a12baa3c477d8790128c498df6307fc7a1be3113838922d
PDF
Publication page4eec6804cfefaa493c0bc5505284148b54e32fac38239b57e5a457cc5a74c231
Manifesta4e9092e579c742b2fc5f523a5f60374bc9fbf85293ef7156ecb344605728adc

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
SignaturePuc7a96Gbf3EdPGMCBm4oPDrDp3lBYdOoFRl0vGVcq7+6daTs2XvQ+HeGTYQjnnJB19Gd1204BPaD8i7aOMzCQ==
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

2026-09-17T11:34:17.298374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032682
observed 4eec6804cfefaa493c0bc5505284148b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.279736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032682/manifest.json
observed a4e9092e579c742b2fc5f523a5f60374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.175977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032682/publication.md
observed 8830a73bb8fb7e310a12baa3c477d879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.141569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032682/publication.txt
observed 8e6c9eda0ec43dc8303c46eb1768ad23...
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.