OpenTechnical

OT-2026-000027733

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000027733) never changes.

Identity and time

Publication numberOT-2026-000027733 · never reused
Internal UUID01a0ae72-699a-7bbd-8070-a8b452f41edc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027733
StatusPUBLIC

Content hashes

Canonical text87bbe6e12e4bc6cb49856631bd6addedbb6592a199b767eefd23a11278e33b4a
Markdown5390be91e577bd2fcd5fe6d5d8613dc82152b22ab3a8486e58b5fc81e133ad6a
PDF
Publication pagef780a721aa812d00519edbf30c3fce32851c409bffcd84c3cb440d34b2aca061
Manifest1ccf6116b3e892e498e61d57bb56931b897a277c1fb2c4bdcca7589e244e3b26

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
SignaturekXY4Gg0ESNatMOD8v8WcUqM259tJZyPkLhsox+L08vnG6H6ZeoVXqVXS+oU9cJor3M9dcmzjhgbS6vEiJpJaDQ==
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

2026-09-17T11:43:17.474103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027733
observed f780a721aa812d00519edbf30c3fce32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.456924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027733/manifest.json
observed 1ccf6116b3e892e498e61d57bb56931b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.439140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027733/publication.md
observed 5390be91e577bd2fcd5fe6d5d8613dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.421206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027733/publication.txt
observed 87bbe6e12e4bc6cb49856631bd6added...
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.