OpenTechnical

OT-2026-000093343

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093343) never changes.

Identity and time

Publication numberOT-2026-000093343 · never reused
Internal UUID01a0ae9e-0912-7bc0-8877-9eb65e6d85af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093343
StatusPUBLIC

Content hashes

Canonical text34452a5cfecda683834f30761af346170d35c90f3a210633702beaf4b3662395
Markdown223de15dee3cb212f8f840edc88ac58de59bdc165624f178bf3f293c57d91261
PDF
Publication pagebe5c7881cc95e5e2fb31672afd75b02c7951ea7874e3fbdfb362f2da523bf559
Manifest0277e0f4d1677b3c2b00f1716c4dae3bc7cbd0c2b23c1c405c7de8487c42a911

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
Signaturetjmh0PIPF0sKIeskudofpnUi1Q0riFUl1uF8rts7aAAwbXsY0UdwTIshPMxlotb1WukwKLwC1Omjezewjud7Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:36.756600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093343
observed be5c7881cc95e5e2fb31672afd75b02c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.738566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093343/manifest.json
observed 0277e0f4d1677b3c2b00f1716c4dae3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.717385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093343/publication.md
observed 223de15dee3cb212f8f840edc88ac58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.692779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093343/publication.txt
observed 34452a5cfecda683834f30761af34617...
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.