OpenTechnical

OT-2026-000060259

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000060259) never changes.

Identity and time

Publication numberOT-2026-000060259 · never reused
Internal UUID01a0ae8a-5a74-7626-aae2-2509a258799b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060259
StatusPUBLIC

Content hashes

Canonical textb57b26a34067eba8ab706d11011ca5901450537d5451ea90bec03ace351ff320
Markdown1814f2feb3a7507142ccaa6becce1a4d8ab54ab007482adeb5ab9262f93b326c
PDF
Publication pagec4888183457e52a560abe725aa7bde1682746652e077ab76a2a5a54c24aca499
Manifestbdb69d2f6f15712ab5c2883e8e3c851bb6b2fe7dc9823ee2a4e0986ba0ed453c

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
SignatureaRdS99esnIOqpf5FHlICeHR2TaPv564YLRadFqm9isr+atGkmYGcWT73MFCMUhCd43EA10VRPZsus7Xs1YekBQ==
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

2026-09-17T10:43:56.722573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060259
observed c4888183457e52a560abe725aa7bde16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:56.704486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060259/manifest.json
observed bdb69d2f6f15712ab5c2883e8e3c851b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:56.688209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060259/publication.md
observed 1814f2feb3a7507142ccaa6becce1a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:56.669543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060259/publication.txt
observed b57b26a34067eba8ab706d11011ca590...
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.