OpenTechnical

OT-2026-000047642

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000047642) never changes.

Identity and time

Publication numberOT-2026-000047642 · never reused
Internal UUID01a0ae7f-c41e-726d-afb2-ecd9b175025b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047642
StatusPUBLIC

Content hashes

Canonical text603d8476bf2536977afd0ed4d29d38747b9c6046ee27c66e96de119888c38942
Markdown4a2a3442db6d428c79ee19d550ff3ab6acea1b43af585080f3bce686589f1afb
PDF
Publication pageef379bd25a1425114ee6a0dd3c69f59152270e642cd711382d8ab0b0a0c399ca
Manifest529aa4f2574972430ee710080559a94e627fc8bfd0e1d97b5428c12ea10d4dea

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
SignatureoadbmjjbxwatdKLq4FCMA2v8mmOKCQXW4mkjWU8c7CdcFWfilClZIU/4LJV81mak4QFGdzOiJ0BLTfkrIyE6AQ==
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

2026-09-17T11:05:28.400811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047642
observed ef379bd25a1425114ee6a0dd3c69f591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:28.383972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047642/manifest.json
observed 529aa4f2574972430ee710080559a94e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:28.364395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047642/publication.md
observed 4a2a3442db6d428c79ee19d550ff3ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:28.343659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047642/publication.txt
observed 603d8476bf2536977afd0ed4d29d3874...
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.