OpenTechnical

OT-2026-000034527

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000034527) never changes.

Identity and time

Publication numberOT-2026-000034527 · never reused
Internal UUID01a0ae76-1ed0-72ce-b526-35b1f1d8b8e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034527
StatusPUBLIC

Content hashes

Canonical text4dcbb1a7fe0e746192d45827cf88912eeada1a50e83f3ee18628da0d88d57af0
Markdown1c76181f31b5d50e75e573dd5e851c3daff80d191f43fa249082430572da3a15
PDF
Publication page65263d759139bc85d9655b7d1e9b7540e4d2fa3f39f0c5cd96a32afbb1ccfd21
Manifesta9ed0049d63b7e81f70323a8fdd8dc20d13efb1af8bd104f0b6182c57830b20e

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
SignatureFB9dpR18yYSZVMdAbBHKwA7fd3GW6kKf456NQPxPaZ0tTlLXZHGtreBYw57Pz0G+vy6U2lW/LeK9tPa9To0JBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:52.944570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034527
observed 65263d759139bc85d9655b7d1e9b7540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:52.925116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034527/manifest.json
observed a9ed0049d63b7e81f70323a8fdd8dc20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:52.906781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034527/publication.md
observed 1c76181f31b5d50e75e573dd5e851c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:52.889683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034527/publication.txt
observed 4dcbb1a7fe0e746192d45827cf88912e...
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.