OpenTechnical

OT-2026-000056804

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000056804) never changes.

Identity and time

Publication numberOT-2026-000056804 · never reused
Internal UUID01a0ae87-7af7-79ae-a976-533bd10e5163 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056804
StatusPUBLIC

Content hashes

Canonical text87ab0bc0182d55c7c3bff2cce4bbacc65eae72b37855c5a03f16990f2708a4d1
Markdownf79cbb09b2aa992b22834e2fc982b9a98484baa406cd1af54caba7e13fd2726a
PDF
Publication paged367973d186640a313f3269a9e80c9171bb67f8b7186b4b48ab89603747c68d6
Manifest1d5a976693c4891c7a045aa99dbd4135b6d53c54d9e328da2af1a051a3daa5d5

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
SignatureW/N6jjJSkavCjl9YulN1/AnryFpv076Ij3fZXLmxq4kAAeScHUWuTn5TEIHlHcPfuRKU6QxacLY19qYkBgkVBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:17.349886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056804
observed d367973d186640a313f3269a9e80c917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.330654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056804/manifest.json
observed 1d5a976693c4891c7a045aa99dbd4135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.310618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056804/publication.md
observed f79cbb09b2aa992b22834e2fc982b9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.291874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056804/publication.txt
observed 87ab0bc0182d55c7c3bff2cce4bbacc6...
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.