OpenTechnical

OT-2026-000032571

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000032571) never changes.

Identity and time

Publication numberOT-2026-000032571 · never reused
Internal UUID01a0ae75-106f-7166-af58-84995951c9d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032571
StatusPUBLIC

Content hashes

Canonical text491e0c2a3111efe38218f82cc5474a503822d9beaf492c25410a7217ca234341
Markdown51d892c30d1ff9fec0cf39ec8ae8fd66aa8fb58d74f964bbd7083d113c19fc7c
PDF
Publication pagec15125c3440faf6aec3d5c5652c399557dca858ca255ba861b3913fbd586d162
Manifest2b0c157238a592efbe49da3f8f92662e4a3dce6782616c7a8fbb6207b5607236

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
SignaturewX0g5ARK3V5cvuNzH0zEd2bdSlPs+KSnlejYpXyirEFH1w93kZFXvtGSQ3H551/5YeVlnK3vpqcLZxupGcbZDA==
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

2026-09-17T11:34:08.673015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032571
observed c15125c3440faf6aec3d5c5652c39955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.657253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032571/manifest.json
observed 2b0c157238a592efbe49da3f8f92662e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.639386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032571/publication.md
observed 51d892c30d1ff9fec0cf39ec8ae8fd66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.622173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032571/publication.txt
observed 491e0c2a3111efe38218f82cc5474a50...
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.