OpenTechnical

OT-2026-000097904

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000097904) never changes.

Identity and time

Publication numberOT-2026-000097904 · never reused
Internal UUID01a0aea1-92f7-720e-af03-2f115ddf5857 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097904
StatusPUBLIC

Content hashes

Canonical textd00fd4aa96f6c4dd93937588b6afedd15554d3fb054a6d6222693a0f5b92d39f
Markdownee5e9b7a1b11af0a3ffa2f133a8574773d0a05a85cb7f20a7ecd94d2a67be671
PDF
Publication paged637a5c7f0574b69974f4962a72bc9de011e2f0c4812aad6546f0ebfdcc5727d
Manifest287e8501f5ce07df193f99e2ea3dae64a3f74afca28f40ba2c50cbcfbadb2591

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
Signature5An4lnycYt8DZ0M5ycETWqAD70xhR5xJIz4UhuOXY81eOvB82AH7/Wq/RQCJ/vDyfAa+cs6MPpaKdiVHGHN3DA==
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

2026-09-17T09:33:01.748989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097904
observed d637a5c7f0574b69974f4962a72bc9de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.729242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097904/manifest.json
observed 287e8501f5ce07df193f99e2ea3dae64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.708893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097904/publication.md
observed ee5e9b7a1b11af0a3ffa2f133a857477...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.688675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097904/publication.txt
observed d00fd4aa96f6c4dd93937588b6afedd1...
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.