OpenTechnical

OT-2026-000101370

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000101370) never changes.

Identity and time

Publication numberOT-2026-000101370 · never reused
Internal UUID01a0aea3-c379-7fd7-9cbd-344d57387d1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101370
StatusPUBLIC

Content hashes

Canonical textca6fa3a89765b50085eb281f2eb592ce5d889ec849287b2a031934f232ac1544
Markdown6b15c56359dfb7870d8c9505b7cfebae7b40b643e576af7fb16327c7a6ea212b
PDF
Publication page7075f2687e05fa285293b7d871062c9e5c4d66813f3e0f58f68c35439b1a0333
Manifest4ac56ed99d737bdd97bb9f22b0652bc272e3a6d5320f98a24240df9a1658ca78

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
SignatureKXCzXJ++EBpPi50GiWjtASc8KjaAF/comlKjheutczjlabdJC4GGo36LOc1nDQ6FN9DLNrXx4NsAMrbds/aJCQ==
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

2026-09-17T09:27:05.356577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101370
observed 7075f2687e05fa285293b7d871062c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:05.338247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101370/manifest.json
observed 4ac56ed99d737bdd97bb9f22b0652bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:05.321763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101370/publication.md
observed 6b15c56359dfb7870d8c9505b7cfebae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:05.304611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101370/publication.txt
observed ca6fa3a89765b50085eb281f2eb592ce...
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.