OpenTechnical

OT-2026-000073011

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line 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-2026-000073011) never changes.

Identity and time

Publication numberOT-2026-000073011 · never reused
Internal UUID01a0ae92-c815-7ec3-846b-d94049490233 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073011
StatusPUBLIC

Content hashes

Canonical text086f52a277e44d3b16668695e33cc16122514dcc5641479c7042a1aa91c218f8
Markdown8a0e73a4857b14feec31a392c1ba1235781f7defe03c9f3b69fefbe854809d84
PDF
Publication pagee528a5657962549bbec3eb18683284169a1b115c0e5ad6ebecd5607f33ac6479
Manifest24f35a061b8e9426fd44bd50f0f3f94a5c931e9308cc3576737090f22e92e66b

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
Signaturen9PrtWn+We+oeibbp7r5C8cKoIOFXZ3tdIXpWI3AExubPCh8PV+RSCktjej7ybYTUkkaVefkLLEaeNjeQ/ajCg==
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

2026-09-17T10:21:56.849261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073011
observed e528a5657962549bbec3eb1868328416...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.832206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073011/manifest.json
observed 24f35a061b8e9426fd44bd50f0f3f94a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.814246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073011/publication.md
observed 8a0e73a4857b14feec31a392c1ba1235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.796350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073011/publication.txt
observed 086f52a277e44d3b16668695e33cc161...
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.