OpenTechnical

OT-2026-000101137

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-2026-000101137) never changes.

Identity and time

Publication numberOT-2026-000101137 · never reused
Internal UUID01a0aea3-c378-73cb-87c7-3ca829940fb5 · 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-2026-000101137
StatusPUBLIC

Content hashes

Canonical text21671222c240dfa53551addc480f703b44f0c887d4c81f1edffcd1e89f9133fb
Markdown90c618a3cf9bb9afdc8ead27af5b9b745c049b704b16e73be04e7f25666114c4
PDF
Publication pagec8c62227144471731a67125c428c3250eccc3fc3b500422986c3d31a3733baff
Manifestf45ea3bdc90a9c7c1168171c6782c626a85bfe07175a9aa40202bddff16056e4

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
SignatureQa1pRHDoQzxevkis2o6JkdGpQKszZG9b9LwYI54IE6KRGwxJaZrTWA77BYOS1ATHsFVjLBeSR+P+JSRQZRxIBw==
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

2026-09-17T09:26:46.136837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101137
observed c8c62227144471731a67125c428c3250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.119870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101137/manifest.json
observed f45ea3bdc90a9c7c1168171c6782c626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.101662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101137/publication.md
observed 90c618a3cf9bb9afdc8ead27af5b9b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.083514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101137/publication.txt
observed 21671222c240dfa53551addc480f703b...
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.