OpenTechnical

OT-2026-000033336

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000033336) never changes.

Identity and time

Publication numberOT-2026-000033336 · never reused
Internal UUID01a0ae75-8980-72ee-b41c-d68753f39f89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033336
StatusPUBLIC

Content hashes

Canonical text6205e8e831d975b1455fc0599db77d9c116f9409e6d23348763e90d9c196c5be
Markdown47c97be933d6a0e7f8abe8be5bfcc925f604017ef48968dd54f6c7563762981d
PDF
Publication pageedc7d09554f4d50ba7244d269091b0c15d6bd0e4c67742715cf226cf40671887
Manifest4e711c1f5d72c1714b66cbe1ed599564be2c2a0fcad57dd86a95158cd2659fc7

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
SignaturekCKBMtUq3c1o9DOnSd4xruV2ggjx4ZZwWiLFAYm+47pGsOt8quishCNDjR8VpXqQ4ynaH+IiUkG4/OI5lp/SAQ==
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

2026-09-17T11:32:05.501935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033336
observed edc7d09554f4d50ba7244d269091b0c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.482902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033336/manifest.json
observed 4e711c1f5d72c1714b66cbe1ed599564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.467099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033336/publication.md
observed 47c97be933d6a0e7f8abe8be5bfcc925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.450672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033336/publication.txt
observed 6205e8e831d975b1455fc0599db77d9c...
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.