OpenTechnical

OT-2026-000033064

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000033064) never changes.

Identity and time

Publication numberOT-2026-000033064 · never reused
Internal UUID01a0ae75-4843-7565-8966-589395ff7201 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033064
StatusPUBLIC

Content hashes

Canonical text17547423909973704982082a02d92b1ccc4e70308a942827f8ea1509afcc2b74
Markdown37ab80e4f892039f4b9d3963f9ddc40c3bc91d12fe9ecb9ba0fad04d85bac535
PDF
Publication page6f75eadfb4c0f66baea3b71927393ba82d03764c92cc0b06308e979394218997
Manifest218e02e39c58e8f6c4225907f28421830d5b3e1ce6f349f8ea1cfed7b58916ec

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
Signaturehxo5B7EcrCnqvuAMvEzVU4V6LHl7U3IJZdOlOOZcykmWPy6YTQGKI/v3Wb5btTzXAt4ztGNeRuwC5M42l1T0AQ==
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

2026-09-17T11:32:42.477807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033064
observed 6f75eadfb4c0f66baea3b71927393ba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.461578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033064/manifest.json
observed 218e02e39c58e8f6c4225907f2842183...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.444370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033064/publication.md
observed 37ab80e4f892039f4b9d3963f9ddc40c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.426307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033064/publication.txt
observed 17547423909973704982082a02d92b1c...
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.