OpenTechnical

OT-2026-000087466

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, 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-2026-000087466) never changes.

Identity and time

Publication numberOT-2026-000087466 · never reused
Internal UUID01a0ae9a-cd51-720c-961d-3ca70bd841ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087466
StatusPUBLIC

Content hashes

Canonical text29f3a62b3eda26adac16f2880a152d5bbc5366f528af918a28c6a8aee3b24e99
Markdown43226d96a69f18dce7213f09f6ecd294f1ca13ee9fcaff2d3c2fa2bbf2a7b1de
PDF
Publication page23fe94b0bdc57c4d19ac5c92ebb5c849c48c732bd9b1b9567fa8c5fbf3c7145b
Manifestee66fe73388323c4f9b60e851f6f5ef4ef89638f286cbddc5255e53d08622298

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
Signaturesi1YPb3gRwstQD1aGV2HAABeAcUcRZz9S98phtzXqcbQ3HCb+JChbMfYNTjqzBTfe5tEACLIIIW+49GTcer/AQ==
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

2026-09-17T09:50:47.634961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087466
observed 23fe94b0bdc57c4d19ac5c92ebb5c849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.616952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087466/manifest.json
observed ee66fe73388323c4f9b60e851f6f5ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.599573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087466/publication.md
observed 43226d96a69f18dce7213f09f6ecd294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.582763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087466/publication.txt
observed 29f3a62b3eda26adac16f2880a152d5b...
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.