OpenTechnical

OT-2026-000040735

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040735) never changes.

Identity and time

Publication numberOT-2026-000040735 · never reused
Internal UUID01a0ae79-6d0f-70dd-8c2f-d40a0b7f3f97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040735
StatusPUBLIC

Content hashes

Canonical text82b45822cac934ce51eb4325e7e04b7e921091e9e713a863f60b49a461c14e47
Markdown56dfd8390b8a0743a91e242c22a7da7c30093a97e033362164c4d25c9ff72e17
PDF
Publication pagebbe3a24cca30e3ea6e252a8d927792d6c0f71c15d0d915f3d32f0e738244d12f
Manifest2dcd4d6f69e4dec5c98225aa46d0b8ea58877ce531114a9163bb49ea14aa9de6

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
SignatureeyDnKYej8ByIhC6lG9qkCjHvI/Ut5dB6CjOl8x+1Mj4iZqfTh4A+aLlCo2cqsXk9yROiwbi7v6Oyiq5nh78BDQ==
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

2026-09-17T11:18:00.449669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040735
observed bbe3a24cca30e3ea6e252a8d927792d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.429084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040735/manifest.json
observed 2dcd4d6f69e4dec5c98225aa46d0b8ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.412986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040735/publication.md
observed 56dfd8390b8a0743a91e242c22a7da7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.393760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040735/publication.txt
observed 82b45822cac934ce51eb4325e7e04b7e...
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.