OpenTechnical

OT-2026-000008703

Publication integrity record

Three cup vacuum gripper, three 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-2026-000008703) never changes.

Identity and time

Publication numberOT-2026-000008703 · never reused
Internal UUID01a0ae6a-e46c-7020-add2-c05d47ec36c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008703
StatusPUBLIC

Content hashes

Canonical texte92ace4418d1b2b786997c3a00fa34096b88edd476f2c1f4a321ed0a6779f175
Markdownbe593e9a9589dfbf47b7449fcb9145a8e24bf265125d55c954ba8256380606af
PDF
Publication paged15c08bf807deb50177e122220744b64b6f53b8e341f1c3d91d92a5a9d25d5a0
Manifest58f29f62e85cb7d2dc6ee2204b6213649a548d494acdbac14afec41ced5a6087

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
SignaturebNRHMZkddsj77e3MRTzcmydMWbDtIcQEC4rc69u0JkEvPXHTK/I1/CW+ruURlfuwk2EyB2X0FlO7BEMfHk+jDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:46.522244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008703
observed d15c08bf807deb50177e122220744b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.501298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008703/manifest.json
observed 58f29f62e85cb7d2dc6ee2204b621364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.480253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008703/publication.md
observed be593e9a9589dfbf47b7449fcb9145a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.461162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008703/publication.txt
observed e92ace4418d1b2b786997c3a00fa3409...
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.