OpenTechnical

OT-2026-000082120

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000082120) never changes.

Identity and time

Publication numberOT-2026-000082120 · never reused
Internal UUID01a0ae97-4d93-704b-a5bf-0f6c469f001c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082120
StatusPUBLIC

Content hashes

Canonical text8ce7623515fd942e7e2ca1f16fc45a9fc4eb5a16172a69e9d4d357bad79b8f6d
Markdown9933e29e4d36dd643a1f7802b2b1579bee26740c5dc78ea5a685d91063dd0b58
PDF
Publication pageb2cf9a649bec966cc417c34e26027ef3e1ed88cd4dafff104e0858f5dc4f6177
Manifestb445b9fca68db3aeb4c6c769a5a94c73708f2ba23f0b5e62241b56f0a6ebd32a

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
Signature7PdowRdmODcGw0JGOt86mcAE5CEBIYgAjnCBme+517f+Fy+oAxXOsZuhCDZXSrb81rAXqBdB2KToplscguC0BQ==
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

2026-09-17T09:58:56.026084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082120
observed b2cf9a649bec966cc417c34e26027ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.007714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082120/manifest.json
observed b445b9fca68db3aeb4c6c769a5a94c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.990874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082120/publication.md
observed 9933e29e4d36dd643a1f7802b2b1579b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.973203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082120/publication.txt
observed 8ce7623515fd942e7e2ca1f16fc45a9f...
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.