OpenTechnical

OT-2026-000024238

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000024238) never changes.

Identity and time

Publication numberOT-2026-000024238 · never reused
Internal UUID01a0ae70-e8c8-769c-aeed-32335d5c2608 · 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-2026-000024238
StatusPUBLIC

Content hashes

Canonical texta3cac831aa89144c379c7aecbb24310339c8fccc326f509f6e3412424c5de74a
Markdown47fa5519ceae0f2e96b7ea4a658460c1e45fe9862796e6d0b961bf73b61e02a7
PDF
Publication page0fddf251dc6d3d7f2d833d60b7ea6fd75974dde5c9632cb1fb90dc5ffc391bf9
Manifestbccf330523716010e107a3bd080ef265ab40910d25e5cba44a0ad8fbe1788011

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
SignaturerNISOV6FdQACbWpCUvIj5MUaAx+limxrkE3CWVOXASzRf1E5peGYt9H/RPPag9IXxF4RQUsrQDcQ1jAL7l1DBw==
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

2026-09-17T11:48:42.675307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024238
observed 0fddf251dc6d3d7f2d833d60b7ea6fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.658591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024238/manifest.json
observed bccf330523716010e107a3bd080ef265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.640191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024238/publication.md
observed 47fa5519ceae0f2e96b7ea4a658460c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.623102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024238/publication.txt
observed a3cac831aa89144c379c7aecbb243103...
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.