OpenTechnical

OT-2026-000032114

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000032114) never changes.

Identity and time

Publication numberOT-2026-000032114 · never reused
Internal UUID01a0ae74-f7a4-78c0-a989-72588d055170 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032114
StatusPUBLIC

Content hashes

Canonical textdc7e894468577026018e7f12c84c4c3a840ce2d73475a628910a4b67bc35badd
Markdown4506725e99a980a9c98aa47687423122bd2e0fa5c16d46adaa2b31ad43a32233
PDF
Publication page68e95893b17fdefff315b8305fad8a5db7305e1c0394bd6ebeb1d1fc21f32043
Manifesta6e6e01fe14468b8c631611495f49b5ac26e26b0b4cc68444af1913afa427c7c

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
SignatureVfEfWS/7xsC3kETH5/M4/wuia0uS/EgRnurTH/XGQb71G8zb+d7tWOrhUSx5JlM/ZVA9Xz2q8RQXGNyp+0OLAA==
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

2026-09-17T12:41:58.773872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114
observed 68e95893b17fdefff315b8305fad8a5d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:58.485929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114/manifest.json
observed a6e6e01fe14468b8c631611495f49b5a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:58.319754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114/publication.md
observed 4506725e99a980a9c98aa47687423122...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:58.088173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114/publication.txt
observed dc7e894468577026018e7f12c84c4c3a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.703424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114
observed 68e95893b17fdefff315b8305fad8a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.686303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114/manifest.json
observed a6e6e01fe14468b8c631611495f49b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.670112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114/publication.md
observed 4506725e99a980a9c98aa47687423122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.652649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032114/publication.txt
observed dc7e894468577026018e7f12c84c4c3a...
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.