OpenTechnical

OT-2026-000058545

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000058545) never changes.

Identity and time

Publication numberOT-2026-000058545 · never reused
Internal UUID01a0ae88-f39b-7b4c-a2f3-9986a3e5da05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058545
StatusPUBLIC

Content hashes

Canonical textf2e724b4d6b8c4759fb7c437dcaa9835f373a5881a97a26083df63961607d8ad
Markdowna3977fc36d1c46180a9383fcb50211bb7b99258db44da2ed2f79d9f747956af2
PDF
Publication page6cc99d6964aa8677e1bb33dedc99fcbf6f770860dc8a172f80edc2ff82afa15a
Manifest1bb0850e3cd169fadad0152e73db0378ac67bcd15d462182e81293c447afb931

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
SignaturefZiAT0uk77mLSec0L0rw5Fk4JkqAg/ZbhzOm0Fe8kqEu7SW4UxiN5Jrsr8niyiPdrH85J6/kwQlHHLkPA/X9BQ==
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

2026-09-17T10:47:01.326209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058545
observed 6cc99d6964aa8677e1bb33dedc99fcbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.561301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058545/manifest.json
observed 1bb0850e3cd169fadad0152e73db0378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.543539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058545/publication.md
observed a3977fc36d1c46180a9383fcb50211bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.523448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058545/publication.txt
observed f2e724b4d6b8c4759fb7c437dcaa9835...
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.