OpenTechnical

OT-2026-000093733

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000093733) never changes.

Identity and time

Publication numberOT-2026-000093733 · never reused
Internal UUID01a0ae9e-508c-7cd7-9bef-2846e74b0464 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093733
StatusPUBLIC

Content hashes

Canonical text28424a68db84c010d592f037b219f00404a5f9f72d2507b56be8694871745de3
Markdownbd2a6539fb2dc977d64c1b25005dba2b94802734e54d84b1b8dd3f344e02e4e1
PDF
Publication page6533af3c2c2abeea182b2cc6914ca30d78092b14812f9988bc7d2141cd617842
Manifest9cae6a76da671815301cb3b1b52467e9c1a48acc7bd261179aa25f9a922ce102

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
SignatureP/ivn770ywQ0JGCEGSmhkx4Wv4qBxloAB8PAItfmsPfsJ0Lkqn9l0ZaEvYZxeer+iqqRl6TcbXFz+hiWgx19AA==
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

2026-09-17T09:39:48.497328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093733
observed 6533af3c2c2abeea182b2cc6914ca30d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.480050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093733/manifest.json
observed 9cae6a76da671815301cb3b1b52467e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.456586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093733/publication.md
observed bd2a6539fb2dc977d64c1b25005dba2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.434963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093733/publication.txt
observed 28424a68db84c010d592f037b219f004...
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.