OpenTechnical

OT-2026-000102488

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000102488) never changes.

Identity and time

Publication numberOT-2026-000102488 · never reused
Internal UUID01a0aea4-858a-72e2-946f-fd2565873591 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102488
StatusPUBLIC

Content hashes

Canonical textc0b1819b7e29c5a5ce13f34e5cd2f6a70af7114ce9d827f077899117a490263e
Markdown48e9ab8aff2de802ad2ab08e1283ea402b1a6bb6d3f7b2fc44951dd10c817ac1
PDF
Publication page1bfbbc3d77a0b5d759a2a69833092ef95f0a156afc04f1dcf98eaf44f1fea9bf
Manifest5acb08f0ca8933b615233c9b35129a2681873bf66c96e17cda1562fe2028cb02

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
Signature75P9nyzWWzw9dWeLcAG97xzGjo4eLX39WXo/hyThZwgZMTMDDE5v3Trkuw51FFed2gXzcPBserdYne0dMN/7DQ==
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

2026-09-17T09:23:50.587543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102488
observed 1bfbbc3d77a0b5d759a2a69833092ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.568462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102488/manifest.json
observed 5acb08f0ca8933b615233c9b35129a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.546050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102488/publication.md
observed 48e9ab8aff2de802ad2ab08e1283ea40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.526716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102488/publication.txt
observed c0b1819b7e29c5a5ce13f34e5cd2f6a7...
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.