OpenTechnical

OT-2026-000017619

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000017619) never changes.

Identity and time

Publication numberOT-2026-000017619 · never reused
Internal UUID01a0ae6e-96f9-7711-bf19-590cb918c471 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017619
StatusPUBLIC

Content hashes

Canonical texte7ac424061b67c27114971dff8683e9a073b58d413c5a2617fcdfe0fe44ff6aa
Markdown0dfe06a778df991a8e50ec0ce6c3eb52d8d6b571ef38ef443b3d6b4398d5fc5b
PDF
Publication pagef116eeefcf418e419abd45abc818ab1f3cbbbf3f2da7bd2a5cb53dad52d5beea
Manifest56150e2827efc58cbbb2099f6cb6cd0f2ceb56e4ac1f29dbedbb02a34f8fbe7e

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
SignaturefGCC26slD+VysXFqbSHHmoEKpFCFuViVWtlsmVWYI8WmxziBK7JrC4YAaRiKbJmsfnNlxIOV3tcNDZAgP98pCA==
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

2026-09-17T12:01:25.720316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017619
observed f116eeefcf418e419abd45abc818ab1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:25.703629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017619/manifest.json
observed 56150e2827efc58cbbb2099f6cb6cd0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:25.684970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017619/publication.md
observed 0dfe06a778df991a8e50ec0ce6c3eb52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:25.666670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017619/publication.txt
observed e7ac424061b67c27114971dff8683e9a...
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.