OpenTechnical

OT-2026-000073595

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000073595) never changes.

Identity and time

Publication numberOT-2026-000073595 · never reused
Internal UUID01a0ae92-efb9-76fb-86ae-cf6920279e3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073595
StatusPUBLIC

Content hashes

Canonical text10f657e15d41ef5fcabc3db16c959dbcb0d8025674e2026ade1333439e1a621c
Markdown4aaa3f9d4b068be3515e580d5e825819211222e565647bd8aed999c5b2e0fd0d
PDF
Publication page50e5cb14d07fc51cdee136a60f622fc7b195c9ced03d3978fa230b1fd34d09d7
Manifest671275d1607c12df44341242ff325467d159512b57624505ee2857ac8979f63f

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
SignatureqrYTNNgNOGMFEwjAgLuNPr8dMFvyg2VMdyWtD1Rt8kSCA8fFHeD3voVSFYnqVjmi48dr92lor10dY8U501XRBA==
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

2026-09-17T10:21:46.573042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073595
observed 50e5cb14d07fc51cdee136a60f622fc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:46.554434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073595/manifest.json
observed 671275d1607c12df44341242ff325467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:46.536103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073595/publication.md
observed 4aaa3f9d4b068be3515e580d5e825819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:46.517765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073595/publication.txt
observed 10f657e15d41ef5fcabc3db16c959dbc...
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.