OpenTechnical

OT-2026-000026759

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, 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-2026-000026759) never changes.

Identity and time

Publication numberOT-2026-000026759 · never reused
Internal UUID01a0ae72-3451-74a0-89dd-800b0bbbb337 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026759
StatusPUBLIC

Content hashes

Canonical textbf839ba531f3c3254134562349bd8575e614f53e03a2823bc77274fae7d4bc49
Markdown6463c2094b0e95b4f9555a0fc5fed2ed3f11cacafa41afd9ea48210379a86cc1
PDF
Publication pageb66174404a93244e6556437224eac13aec16258cbddadc793fcf4f524bba6137
Manifestd11c34091db8c4bd6311bb70ba7d7a0ff88fc7c14725c85ec71a7a56c329e0b8

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
SignaturevJXHF+vTfK7hLqbLfxffyeMj7svCLD5YkTqQ80a1SKTOyz6uw+XMhUOXxEI5JMqobZZnFkIexa3DbhJH4WBQAg==
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

2026-09-17T11:43:19.792101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026759
observed b66174404a93244e6556437224eac13a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.771657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026759/manifest.json
observed d11c34091db8c4bd6311bb70ba7d7a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.756180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026759/publication.md
observed 6463c2094b0e95b4f9555a0fc5fed2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.740274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026759/publication.txt
observed bf839ba531f3c3254134562349bd8575...
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.