OpenTechnical

OT-2026-000074426

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000074426) never changes.

Identity and time

Publication numberOT-2026-000074426 · never reused
Internal UUID01a0ae93-717a-723c-a5ce-957f59e32b40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074426
StatusPUBLIC

Content hashes

Canonical text404f15200991b98e9fdc98744c25abf77417053ecbf7d8a75471735c2e130fa9
Markdown972cc0736ab76bccae142ce1da7c1210e8cb0a5353e61d51f349e56fa4ec14b1
PDF
Publication page7d39d38ba8f4adb01db440fe1f06d7a00380193165753df8ffe6e559a06ed4df
Manifestf73942d32d0d5de120cc4aac7f7e9689c40f7b5aa2a98654043df486fb60e18c

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
SignaturePiVumCePTirlHSwvp7M0RJkJlFTFaGNr2m9wmijFvZ4hVWElz+v1+X1EvyHmye5D8lOggYAN7gqsy1ClM6TjDA==
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

2026-09-17T10:19:22.502018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074426
observed 7d39d38ba8f4adb01db440fe1f06d7a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:22.484390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074426/manifest.json
observed f73942d32d0d5de120cc4aac7f7e9689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:22.465744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074426/publication.md
observed 972cc0736ab76bccae142ce1da7c1210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:22.444055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074426/publication.txt
observed 404f15200991b98e9fdc98744c25abf7...
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.