OpenTechnical

OT-2026-000102530

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000102530) never changes.

Identity and time

Publication numberOT-2026-000102530 · never reused
Internal UUID01a0aea4-858a-71cf-8f93-7911f0029c5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102530
StatusPUBLIC

Content hashes

Canonical text2d2a84c186595bac66473cf0053116a77792ecbd5ecff5b5f5d88414f94fe6fe
Markdown0c936e4f000172a7cbd5ac3705de14b2bd67254010cdcfb7658971092a44cd0e
PDF
Publication pagea1c6c98330e75bec965fd0816239fa52265cf86e6e35b772d1cf945559cbc6f1
Manifest1ba4533dfa902637a3cc31ec4d246898021182c92a9338b33770b9d396017d04

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
SignatureVESvvHzkgD8YHrRmT6GgYFeSdV/M4elsP70zkvDIlEdF556XOhoPe2R/ILVAyTkawmiv+n+bkA1RCPqjhy30Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:00.059876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102530
observed a1c6c98330e75bec965fd0816239fa52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.040369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102530/manifest.json
observed 1ba4533dfa902637a3cc31ec4d246898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.019930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102530/publication.md
observed 0c936e4f000172a7cbd5ac3705de14b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.999443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102530/publication.txt
observed 2d2a84c186595bac66473cf0053116a7...
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.