OpenTechnical

OT-2026-000023362

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000023362) never changes.

Identity and time

Publication numberOT-2026-000023362 · never reused
Internal UUID01a0ae70-7268-7687-b879-869430914ad3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023362
StatusPUBLIC

Content hashes

Canonical texte2c05f9afbbe9dbeb2de78a5bca4043c88b3177cb1eea2618709e52497faa45f
Markdownfb351fba1cadfac0ff48d2828dae58d6504d948a04adce9c96d0a31313e1fe6c
PDF
Publication page6aff8f68156e8934b46ef6647ec34927a3128dd5a74ffafc8d4929ed925ee083
Manifest07711c4ead1a017c14fdc2c7b6a9e2ed0b0f8556bc21f9a14b776ddf09561bc5

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
Signature3lECXg/26Q5VzGDVhq8TVnSHAn7col1ajPRH3RF8NtIPRdMFGYGdD+UoPauxX2XkUnjnETfMOaFN3CjIJkULBw==
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

2026-09-17T11:51:27.610003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023362
observed 6aff8f68156e8934b46ef6647ec34927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.588297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023362/manifest.json
observed 07711c4ead1a017c14fdc2c7b6a9e2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.560182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023362/publication.md
observed fb351fba1cadfac0ff48d2828dae58d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.535361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023362/publication.txt
observed e2c05f9afbbe9dbeb2de78a5bca4043c...
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.