OpenTechnical

OT-2026-000101136

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101136) never changes.

Identity and time

Publication numberOT-2026-000101136 · never reused
Internal UUID01a0aea3-c378-75ff-b7ca-8b39425caca5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101136
StatusPUBLIC

Content hashes

Canonical text304d36137dd7222aa1cc6d4b85630a83428dd55e403a6b04751c251b0ce77b45
Markdownd6e3ff23d05f6ad8ae771b79ff0903d4b6f661bc5aef203ad6a1d8745e303b74
PDF
Publication page5798c8e618e3ace21d66797bc81724ba9a8507070cc55ae2881ef2923d4827e5
Manifest448d56a35d59fcfc1f4480941570c07def97e97159fd365a5892f85dce73a03e

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
Signaturel28/TLNP0Shb5rpo4nvQYnd2ooR4dKRvF90jDunTv0Qp6QWbys4KznWE2cdr3J3zBSZjOAVgfOSxuWdOVWs9Cw==
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

2026-09-17T09:26:46.063131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101136
observed 5798c8e618e3ace21d66797bc81724ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.045104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101136/manifest.json
observed 448d56a35d59fcfc1f4480941570c07d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.027901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101136/publication.md
observed d6e3ff23d05f6ad8ae771b79ff0903d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.008514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101136/publication.txt
observed 304d36137dd7222aa1cc6d4b85630a83...
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.