OpenTechnical

OT-2026-000024290

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000024290) never changes.

Identity and time

Publication numberOT-2026-000024290 · never reused
Internal UUID01a0ae70-e8c9-77ca-bfa6-f0d829408645 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024290
StatusPUBLIC

Content hashes

Canonical text86f3347a213b2da0aa140100aa7e151caffd84f3324c25e86c461070d12b66d9
Markdown5e952896fcb98599229141c254a4efb6090e517411484df2d66a7b8cbef26a21
PDF
Publication pagef6b9f243349b951ce64beb81df87c006acdde3870d0ef04fbb4d84c5843fd32f
Manifest1692807f0cef74aa2b918fe1da25cd9f686d80e7ae80e9352fc94f7db73ef2a7

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
SignatureqihB/Eurk3ToPd9N/C9w9z6fyUDQtHxvAS2L04JKQOM2FhVMBjX4wik2JvLrPqhS3UJOmDk9Fymf+PTv12AjAg==
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

2026-09-17T11:48:47.040127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024290
observed f6b9f243349b951ce64beb81df87c006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:47.021753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024290/manifest.json
observed 1692807f0cef74aa2b918fe1da25cd9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.999453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024290/publication.md
observed 5e952896fcb98599229141c254a4efb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.980432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024290/publication.txt
observed 86f3347a213b2da0aa140100aa7e151c...
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.