OpenTechnical

OT-2026-000030999

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000030999) never changes.

Identity and time

Publication numberOT-2026-000030999 · never reused
Internal UUID01a0ae74-3fb7-7024-9aa8-76f6104bde38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030999
StatusPUBLIC

Content hashes

Canonical text5292e6f29d47c66985a82b79c0b8f26629359c6fdb8309af8b9d12d4d8288d3d
Markdown241c7a03e1c70596ac1661c79b475f87ce158986cb1670ab82d2d1309d11e23d
PDF
Publication page7f2bf5af3534f97c725c946fec346aa82fa9dc27b2c3a44b60b96b85d34f1992
Manifest11fe58f8d49e6bbcb4c68c32e9bb4d9b64522337fcddc454246d7869b4d5a2f3

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
Signatures8cTsQYl/Ua4avI3TxYJEUIVcdl3FNRNcVdSxhTHLGr1PaSetxXy2cW40gxfD2RbTfEbMc6nlzU4gQbZ4zUhCQ==
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

2026-09-17T11:40:04.363455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999
observed 7f2bf5af3534f97c725c946fec346aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.334044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999/manifest.json
observed 11fe58f8d49e6bbcb4c68c32e9bb4d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.315916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999/publication.md
observed 241c7a03e1c70596ac1661c79b475f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.294924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999/publication.txt
observed 5292e6f29d47c66985a82b79c0b8f266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.554578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999
observed 7f2bf5af3534f97c725c946fec346aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.536740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999/manifest.json
observed 11fe58f8d49e6bbcb4c68c32e9bb4d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.517910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999/publication.md
observed 241c7a03e1c70596ac1661c79b475f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.497967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030999/publication.txt
observed 5292e6f29d47c66985a82b79c0b8f266...
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.