OpenTechnical

OT-2026-000027005

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000027005) never changes.

Identity and time

Publication numberOT-2026-000027005 · never reused
Internal UUID01a0ae72-3453-7f56-abf7-7b9f3d7c8dbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027005
StatusPUBLIC

Content hashes

Canonical text0a467a22dd9987e46715cab8b60c6e9ba434a16ce29bf905210f8a6e86d3feb1
Markdown7cb28f3160cdd655380dca586df76f3ad761c044fd72e633e03e8477c44ec1dc
PDF
Publication page61da7c0cf4024de4faaf55b144164d300c1884be032da6a27c282478a4056bf6
Manifest527159faced8f265582ff39354d4cd39a041a578f94c30ee42859bfbc9c4ce2f

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
Signaturer1RAvlKK2na1M4I2fwLEiCDes+SmPA2jK4q7FZc7AMcRDgXVoP94qRoKc4Vv9K2+3CxDhUWE1CQsbnXLLYraBA==
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

2026-09-17T11:43:38.136995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027005
observed 61da7c0cf4024de4faaf55b144164d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:38.120395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027005/manifest.json
observed 527159faced8f265582ff39354d4cd39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:38.103961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027005/publication.md
observed 7cb28f3160cdd655380dca586df76f3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:38.087335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027005/publication.txt
observed 0a467a22dd9987e46715cab8b60c6e9b...
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.