OpenTechnical

OT-2026-000059791

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000059791) never changes.

Identity and time

Publication numberOT-2026-000059791 · never reused
Internal UUID01a0ae89-ec25-7b12-bf2d-e6c6fd41e1a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059791
StatusPUBLIC

Content hashes

Canonical text992db369475a371f71b0647178bc861312df542897c502f3422bd2d93d3bc16e
Markdown49941f9101344f29ae83e38667e3845de6fce68b657448f317c7fc2ab42441db
PDF
Publication page6280426d5fe09282cb2834a84549934dda7f6947551840c1b86e772554d0cc37
Manifest87e615c2d1c9559c8da0d2886630300307e3d63365f8f9291d0aee9662dab92e

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
Signaturedk9GwKw9V+iABo8dlkAKN2itHX68QS4uHMPBxWDzIoDeBZgYyJszEUHQ0kWNjyrfv/klN/DhLfUE94hPiqc5Aw==
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

2026-09-17T10:44:31.415221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059791
observed 6280426d5fe09282cb2834a84549934d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.395814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059791/manifest.json
observed 87e615c2d1c9559c8da0d28866303003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.376455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059791/publication.md
observed 49941f9101344f29ae83e38667e3845d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.358484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059791/publication.txt
observed 992db369475a371f71b0647178bc8613...
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.