OpenTechnical

OT-2026-000010018

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000010018) never changes.

Identity and time

Publication numberOT-2026-000010018 · never reused
Internal UUID01a0ae6b-cb79-76ae-a064-ce839b363fe5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010018
StatusPUBLIC

Content hashes

Canonical text5eb4391ec6736c6219fb337d31c8cbcb56a80df152018202141e2c7bbca435ea
Markdown141ddd3f82c63b59815ed678c616b1ab68df531c5df9c391301ad9c7a9dc7266
PDF
Publication pagee981b0303759ee7e0dbd98db6e43bc1f9a3a554be218b283c93002a27a40a486
Manifestd3e7b64f5a0212824480c201e46214e984e37181c161ea08accba4941f31c915

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
SignaturetG77cNOznirYNDI3DoTVstMp611rGlVdMXMbj7vgUkC8RfLr46oqkXbaKVz0s9VkgtntyXF3KY5vma2xEQI0AQ==
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

2026-09-17T12:16:04.544007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010018
observed e981b0303759ee7e0dbd98db6e43bc1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:04.526002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010018/manifest.json
observed d3e7b64f5a0212824480c201e46214e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:04.485742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010018/publication.md
observed 141ddd3f82c63b59815ed678c616b1ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:04.440963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010018/publication.txt
observed 5eb4391ec6736c6219fb337d31c8cbcb...
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.