OpenTechnical

OT-2026-000035131

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed 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-2026-000035131) never changes.

Identity and time

Publication numberOT-2026-000035131 · never reused
Internal UUID01a0ae76-6a1d-7d15-b77a-2d4f858ad2c1 · 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-2026-000035131
StatusPUBLIC

Content hashes

Canonical text5087203526fc076499450fbd09be9a198dc4d6bf52a6b3d3fa40109e7a28ed9a
Markdown1ca75a027ac03b740adaab692ee2149e47b594167d087d24f0d4be575af2417f
PDF
Publication page8369d8572cc621a666bed422fd5c0f6ccf6e71948f628d3604ecbe873ad8b4fa
Manifest008fa4386b0cf50404342f993c37ba13b8e0dc96c4780c8552ccfaaafe65ffd3

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
SignatureM9JeO4GswTOHW+3WbVW9o7T4GHHNbJhQSYtfwiv2ixetHOvIapkICntvyw05nzVtjcS3KHJMhVaLI1rICUs0Bw==
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

2026-09-17T11:28:12.956622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035131
observed 8369d8572cc621a666bed422fd5c0f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.939997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035131/manifest.json
observed 008fa4386b0cf50404342f993c37ba13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.922401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035131/publication.md
observed 1ca75a027ac03b740adaab692ee2149e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.905680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035131/publication.txt
observed 5087203526fc076499450fbd09be9a19...
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.