OpenTechnical

OT-2026-000036245

Publication integrity record

Single cup vacuum gripper, two stage ejector, 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-2026-000036245) never changes.

Identity and time

Publication numberOT-2026-000036245 · never reused
Internal UUID01a0ae77-01cf-7acd-99d5-498ff41de958 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036245
StatusPUBLIC

Content hashes

Canonical text54bfd07242e1e9dc6b643fb9ae4f3a6707a8cc6974b3562de9e80a8eea863223
Markdown69f3a7cba74e578907d6c13c289f53e4715d513c5fbb5517422c048a97ad8582
PDF
Publication pagee186988e7c9e07858f8c2c8976bed426a63bb34e36f39711f590b62145a44ba3
Manifestac7bcc4028c7dc70d6ada5ac9b1dedf06d46c6b9e1c91f7455615abfe9021885

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
Signature7htgXdkbavJEcIZsSlsgjsWZC0HmFEXISSw+s5lEMrHzZMR/zqqUcwQr6pgHcgJ6w3ti37bsshi0L6DAKHtRCA==
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

2026-09-17T11:26:29.872905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036245
observed e186988e7c9e07858f8c2c8976bed426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:29.853635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036245/manifest.json
observed ac7bcc4028c7dc70d6ada5ac9b1dedf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:29.815858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036245/publication.md
observed 69f3a7cba74e578907d6c13c289f53e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:29.780977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036245/publication.txt
observed 54bfd07242e1e9dc6b643fb9ae4f3a67...
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.