OpenTechnical

OT-2026-000059068

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off 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-2026-000059068) never changes.

Identity and time

Publication numberOT-2026-000059068 · never reused
Internal UUID01a0ae89-8611-780b-a382-77209d6b4632 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059068
StatusPUBLIC

Content hashes

Canonical text0d07e73a3f72ec8e2791f7e1a89fe62ac8ce1633b96200cd40fbf95bdc78d993
Markdown8f1d33657927ce440640287df8d3921184d45eee025f35b8126f30fccfdc2033
PDF
Publication pagee9b93d5f2a811dae84fd073715cf8b79576df4773a335df51e90d85f816cbb16
Manifestd8647d41885da99ea4df6dfbd4e3896b7c6dcc38dd006266608a70c0d7193964

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
Signaturec0p99sSrmv4RAdcT0ayhtir9UCYBzTtGoWNYS5gKRqr1u4xc9F/EqZn3BjTu717FpvI5mwB5GeiNUnJLi45NBA==
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

2026-09-17T10:44:53.537512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059068
observed e9b93d5f2a811dae84fd073715cf8b79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.520376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059068/manifest.json
observed d8647d41885da99ea4df6dfbd4e3896b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.503145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059068/publication.md
observed 8f1d33657927ce440640287df8d39211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.486125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059068/publication.txt
observed 0d07e73a3f72ec8e2791f7e1a89fe62a...
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.