OpenTechnical

OT-2026-000025654

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000025654) never changes.

Identity and time

Publication numberOT-2026-000025654 · never reused
Internal UUID01a0ae71-9bc9-7660-92f4-524d429198d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025654
StatusPUBLIC

Content hashes

Canonical textabd8060640bd6f01c3295b5c2f48a6df387840314a0cb2e077e82c1da2208d56
Markdownf675ece899dab2c8bf3bf6535701b0a36a55d860c62cee63aa0a0bde158ccc66
PDF
Publication pagec4c5ee6e0f8e9066eb64d623e9af2fcfc7047d60e0c1941c348b2062ad52deb8
Manifestdb6c703720f0fd5ec1e950c789ca54b8046dd40e2cd8efa378c41a28fd75ccf2

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
SignaturemHrzUIBk4pxkJC6E76sFAKDHeZ1BPd5jdkMssgbu/IaI49EMpv6rHzW8IeHJEO6FOArKnVR9D0QCyPDQcgSlDA==
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

2026-09-17T11:46:51.552903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025654
observed c4c5ee6e0f8e9066eb64d623e9af2fcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.535778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025654/manifest.json
observed db6c703720f0fd5ec1e950c789ca54b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.518615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025654/publication.md
observed f675ece899dab2c8bf3bf6535701b0a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.501969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025654/publication.txt
observed abd8060640bd6f01c3295b5c2f48a6df...
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.