OpenTechnical

OT-2026-000073763

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000073763) never changes.

Identity and time

Publication numberOT-2026-000073763 · never reused
Internal UUID01a0ae93-2b8d-7537-b889-5c04f5bfda2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073763
StatusPUBLIC

Content hashes

Canonical texta053cf3cf3587be309fdd4a7dc7f3c084421cc356c26229fb1ccfec72927bf13
Markdownf8e5a69f6c1fcefc88cfb5f8adf68dc734c40d4411c40fb3c160ecdac885052a
PDF
Publication page891bd2a75d581881d4b9797a458088d0d224a619371ebf97faf21a74fbbb473e
Manifestb42ae0337b4db01d16b89c657d0f5a88027ae7ee5a1d87976e0803028110be02

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
SignatureFtwMv+tgwliHK9qIgZB6Jb3eC5yBJha0nwLvwJs5wjojgRr9WO5FYt+CnbzOpW48RxUYMM4jJpaTtnBsm5YFDg==
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

2026-09-17T10:19:51.427653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073763
observed 891bd2a75d581881d4b9797a458088d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.407343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073763/manifest.json
observed b42ae0337b4db01d16b89c657d0f5a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.389379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073763/publication.md
observed f8e5a69f6c1fcefc88cfb5f8adf68dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.370443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073763/publication.txt
observed a053cf3cf3587be309fdd4a7dc7f3c08...
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.