OpenTechnical

OT-2026-000006695

Publication integrity record

Vacuum cup gripper, per zone isolation, three stage ejector, contact triggered, polyurethane cups, flat form

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-2026-000006695) never changes.

Identity and time

Publication numberOT-2026-000006695 · never reused
Internal UUID01a0a964-3a76-775b-adb3-02f50493518b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:45:13.209845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006695
StatusPUBLIC

Content hashes

Canonical textfa19f5be492036113f72524c8347c5c8a25a1ffaf98e0a408fe036e9967f692c
Markdown679a558f026dad338547cfe527523ab88ca5b53cd33854ebd9edc9e3ff28c3d6
PDF
Publication page96894aa711a7efc11ddc1d1ed74fd4e6e8f44357a6111a3e3cc09314a31f3713
Manifestb2a227807d4876fba7509f572d28e21940ced4f577fd09b064c4ede3b7cabc3b

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
SignatureY8LWs+TqZHO6D9NBugSLDZbXJY1QFQgHrIizMsdPjM4JhNRuRb6F+4MunMKN0gnL1KLbCIgzSN0Ay5UTXwQoDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:16.405471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006695
observed 96894aa711a7efc11ddc1d1ed74fd4e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.391790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006695/manifest.json
observed b2a227807d4876fba7509f572d28e219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.378100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006695/publication.md
observed 679a558f026dad338547cfe527523ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.240369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006695/publication.txt
observed fa19f5be492036113f72524c8347c5c8...
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.