OpenTechnical

OT-2026-000065229

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000065229) never changes.

Identity and time

Publication numberOT-2026-000065229 · never reused
Internal UUID01a0ae8e-1dfa-7255-a45d-788b0b4fbd05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065229
StatusPUBLIC

Content hashes

Canonical text9dc2e208042b920d252e4b68527a0f5eba69604ab303176b3e96c1ff4f169a4c
Markdown33b1ee5e1648dd1cef5f4792ed1070cb0199a9acd116d9fcde20579f524e5b2a
PDF
Publication page6693f34a761032c29986e1fc02b1b3cdd6accad46e02dd2a2b50e4bb4ae26d98
Manifest498d80925ab8ab9aff5975201730d8a98e5d0932160eefc95864af7de5410f3f

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
Signature2WvH6RA5ZGM+TLYo4WY7yCOJJZBYBQc3aBHAx2OcsW8CzgTgalcB5YlYPsjjkncrCn60l5UC98Y8jaIcNYXEAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:05.078407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065229
observed 6693f34a761032c29986e1fc02b1b3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.060194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065229/manifest.json
observed 498d80925ab8ab9aff5975201730d8a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.043627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065229/publication.md
observed 33b1ee5e1648dd1cef5f4792ed1070cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.025899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065229/publication.txt
observed 9dc2e208042b920d252e4b68527a0f5e...
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.