OpenTechnical

OT-2026-000035165

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000035165) never changes.

Identity and time

Publication numberOT-2026-000035165 · never reused
Internal UUID01a0ae76-6a1d-7d73-80fc-066054a935c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035165
StatusPUBLIC

Content hashes

Canonical textd3b2f12e9b0edfed13ddb8be4d119b65e3041070d01bd313c9c99ee907adfe86
Markdowna0c3ac329308eb7bbf82cff66ce49486a2913fd6cffec2f9a59d863736cdb35a
PDF
Publication page6fa31ca95994c0f869dee6fadf0b8f917ab64f7d6175d8af26aebeb0378dcf35
Manifest89c31b08adfc65487c448d9f24c1fdb2ffec04441aee6c4e59b2369785b9fa3b

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
Signaturer5hjgI6hSSEkzOQl+GjKWDlL22z/Z5ILCoJlnXgOHWw9ml+Z+3BRsxCr5Jwp1afdAI6G3xXZV6bs9YsLiLibAg==
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

2026-09-17T11:28:15.691914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035165
observed 6fa31ca95994c0f869dee6fadf0b8f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.673751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035165/manifest.json
observed 89c31b08adfc65487c448d9f24c1fdb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.646109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035165/publication.md
observed a0c3ac329308eb7bbf82cff66ce49486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.627188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035165/publication.txt
observed d3b2f12e9b0edfed13ddb8be4d119b65...
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.