OpenTechnical

OT-2026-000067785

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after set-down

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-2026-000067785) never changes.

Identity and time

Publication numberOT-2026-000067785 · never reused
Internal UUID01a0ae8f-c4fa-71ec-810c-564c5bd2c63c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067785
StatusPUBLIC

Content hashes

Canonical text11018a02b12321636d31fc019e92fbd17d18a2b20401ae144662f2930020f6eb
Markdown02299ba8f9e59cf406c662d5b5c058b09f0dfab98e82f217972b7e39cb29717f
PDF
Publication page2b3299a114e25e7697d9fde274f771d7a9c4c6185c7f7ea05965324b3cae9aee
Manifestdfbc4239746c97347c4f75e431c3c8a1b6631ed8475b5ee66e8c7e115bbdab66

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
SignatureAH/ZXnDcH+K3CXJixX3Ili/1b6Q6Ah1HvzBLCRY52sVOdzUdatmMF41j7zGkkY2LnFf3TrtiYr/zRkxPhWHWAQ==
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

2026-09-17T10:30:01.179433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067785
observed 2b3299a114e25e7697d9fde274f771d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.161533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067785/manifest.json
observed dfbc4239746c97347c4f75e431c3c8a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.141845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067785/publication.md
observed 02299ba8f9e59cf406c662d5b5c058b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.122346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067785/publication.txt
observed 11018a02b12321636d31fc019e92fbd1...
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.