OpenTechnical

OT-2026-000086549

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, sustained 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-2026-000086549) never changes.

Identity and time

Publication numberOT-2026-000086549 · never reused
Internal UUID01a0ae9a-2c98-77aa-84be-230febbc158b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086549
StatusPUBLIC

Content hashes

Canonical text0bc57b11477394778032488b4830507a1ab2f94597285db4fbd506145954ef6c
Markdown13db9982eb6bc5d804813d83c98243ccd7eeb77714a98124903b81978d28e683
PDF
Publication pagec3d9587ed161639c0ec37428bac9a3b7127ee8fd685ad34c82bb22477810b643
Manifeste6859ee8dd4c82c16b0a0f472c035babd7c140352f69d4020a47a84706b89d9c

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
SignatureT543GRUtoV6SPtudUgnuj3blSIWzTR4j9VDtYVaXsu+QZT0Pq44QFKqe7bfoGRcWwvtRB0/40IV8GMH6z9N0BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:22.680014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086549
observed c3d9587ed161639c0ec37428bac9a3b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:22.662284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086549/manifest.json
observed e6859ee8dd4c82c16b0a0f472c035bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:22.641037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086549/publication.md
observed 13db9982eb6bc5d804813d83c98243cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:22.624543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086549/publication.txt
observed 0bc57b11477394778032488b4830507a...
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.