OpenTechnical

OT-2026-000060448

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000060448) never changes.

Identity and time

Publication numberOT-2026-000060448 · never reused
Internal UUID01a0ae8a-b7cb-7b65-9330-7099acf860fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060448
StatusPUBLIC

Content hashes

Canonical textcd39ac05ad11ac8bb9cd5859fc6c5d96fd54f1a28af400b2d2620922936af166
Markdown7aac3f6d0c0a58dc6484be0812bf4baedc46bac6ddbda39474ece60162fb852b
PDF
Publication pagec1b09e86ca503dad56d89a4ee186cd30aa9bd3d6b728caf0cebd2ee2c6bcdcce
Manifest1e5a842d6ec08749d7820cdde1f03690c5eb309a3f95ef292ed58318673baeb2

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
SignatureGtiI6ly+qzfa8iNQtQ2ynmZdv+CP6fime98dx9OOvhZfE+8gWFUtrZBSDxFJ63naeQqUY1MzVsRm360sCkS3AQ==
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...

Independent retrieval

2026-09-17T10:42:55.827704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060448
observed c1b09e86ca503dad56d89a4ee186cd30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.809643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060448/manifest.json
observed 1e5a842d6ec08749d7820cdde1f03690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.790849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060448/publication.md
observed 7aac3f6d0c0a58dc6484be0812bf4bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.772145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060448/publication.txt
observed cd39ac05ad11ac8bb9cd5859fc6c5d96...
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.