OpenTechnical

OT-2026-000095312

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095312) never changes.

Identity and time

Publication numberOT-2026-000095312 · never reused
Internal UUID01a0ae9f-8f70-78c9-8367-7585d9bcf702 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095312
StatusPUBLIC

Content hashes

Canonical text4e20d27aa8504976d1b40ef7d86dc5e13d26e66b43d03bbee1c5b3c6386b415f
Markdown775201a5d127ff8b0d2276f544337e2618a16f17eb09aa60a29382040a137106
PDF
Publication page5b8e1255665d38d7cc3894ac6cb0911c70407080c424df6a39fb232992b406eb
Manifest11425c7f4ae7eafe442f19d1ae73affb78bcc99ea775e27c60457676bc13922f

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
SignaturePqwj0QRQCSvo4GuPmqlg48e4y42Phpz6p5boj1a77r1jX+Z6Pi9IZdIprqp3BbqvdbkvR4BVBBePk9xzFnmRAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:39.957951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095312
observed 5b8e1255665d38d7cc3894ac6cb0911c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:39.940871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095312/manifest.json
observed 11425c7f4ae7eafe442f19d1ae73affb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:39.923391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095312/publication.md
observed 775201a5d127ff8b0d2276f544337e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:39.905339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095312/publication.txt
observed 4e20d27aa8504976d1b40ef7d86dc5e1...
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.