OpenTechnical

OT-2026-000043082

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000043082) never changes.

Identity and time

Publication numberOT-2026-000043082 · never reused
Internal UUID01a0ae7b-3279-7a32-9e8f-4c19313b49b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043082
StatusPUBLIC

Content hashes

Canonical text10b8223031d11218dc54e4c3f8d31f0f8725d314f8e2c803d669b42153392d14
Markdown30fe4c8c4484f3fb9269d62126ede5d14668b67c196a3ffb2e76a4a5d81eb36d
PDF
Publication page85dc4bee647f5ae736d119c578bd2df09b20dbb38056571d8b86a1f60a6aa2b8
Manifestec17bb10badd2e8c54c25df8689699c2ad89b794f7716680a8ebd8dd70145c3e

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
SignatureVkpnYLFztbt3YMx8SBfG6c4LrxXEwAwLpFNbleh4detDldGjR885QFUCYh8F4gYbxdaThahacJOeldbbUj4wAw==
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

2026-09-17T11:13:29.967295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043082
observed 85dc4bee647f5ae736d119c578bd2df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.946503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043082/manifest.json
observed ec17bb10badd2e8c54c25df8689699c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.926253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043082/publication.md
observed 30fe4c8c4484f3fb9269d62126ede5d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.907489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043082/publication.txt
observed 10b8223031d11218dc54e4c3f8d31f0f...
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.