OpenTechnical

OT-2026-000044461

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000044461) never changes.

Identity and time

Publication numberOT-2026-000044461 · never reused
Internal UUID01a0ae7c-39d8-7a44-a9d3-bb82d4d26302 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044461
StatusPUBLIC

Content hashes

Canonical textc0807572c608ce0786e1ca85431e4b46f6969e38eb7247e5257fac354bf1bce2
Markdown2c383e0fbe40e196fbe7082c946ed18e16f5aa218516812bdb5ba00734b008f9
PDF
Publication paged30d1845bb5d8c98b00800df7ea4ae3fb564765562a79ef35d77b3d62f291351
Manifestebd1be05dab86770d287151c5269aa271e4e53dc5fe8122ff2cc90cc9fb34389

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
Signatureh8FlwFZE5MkgK50t0wRsBgvPr7AgXncvQtDwzQGXV0akI7B+Iwu3VYARvPzJofSwuvfWBAC4ng+KOgw3rk5JBQ==
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

2026-09-17T08:30:51.332683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044461
observed d30d1845bb5d8c98b00800df7ea4ae3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:51.315484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044461/manifest.json
observed ebd1be05dab86770d287151c5269aa27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:51.292543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044461/publication.md
observed 2c383e0fbe40e196fbe7082c946ed18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:51.277167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044461/publication.txt
observed c0807572c608ce0786e1ca85431e4b46...
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.