OpenTechnical

OT-2026-000065249

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three 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-2026-000065249) never changes.

Identity and time

Publication numberOT-2026-000065249 · never reused
Internal UUID01a0ae8e-1dfa-7e96-8296-46e1ea26fc5e · 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-2026-000065249
StatusPUBLIC

Content hashes

Canonical texta508ebee806f2972edd65bade29fbe012c93721b249aeae747020b82dc0e2b5d
Markdowne2e5b5bb2bc1b637ca7809c51fd88689b3afde849067529805826cdf3cebb499
PDF
Publication page1137bf2555246c292bbf57d07c1691ff0b43c795055e6d0062bf3830fe560447
Manifest4feb1296bc4f06b6c5879b0a0a2ad8e6c1604caa67b541636d7b8403b5b55b2c

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
SignaturenWxoMFJaUkDf+fZCp34jtk+ShQNfodClfCZMyaITOm051GmlHrrmyOs9PbNDXtGH7J0US2vIFX6Hp9YZHMadDw==
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

2026-09-17T10:35:06.629765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065249
observed 1137bf2555246c292bbf57d07c1691ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:06.610832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065249/manifest.json
observed 4feb1296bc4f06b6c5879b0a0a2ad8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:06.592713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065249/publication.md
observed e2e5b5bb2bc1b637ca7809c51fd88689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:06.568494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065249/publication.txt
observed a508ebee806f2972edd65bade29fbe01...
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.