OpenTechnical

OT-2026-000070502

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000070502) never changes.

Identity and time

Publication numberOT-2026-000070502 · never reused
Internal UUID01a0ae91-5460-7326-8fe6-018ee6de172e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070502
StatusPUBLIC

Content hashes

Canonical text586fef7bfd8349c7f1f4bd471fcb3c76dfb1d35be25cebc9e1e2e3325e7cc813
Markdown7a6a73a779f824917846360e58df906a4c0059e362dc255e2936117a6bf36c56
PDF
Publication page9c0b5514ab11f1b3e3c1dcfcb7ff7ae8de9b7d08e29ba6a43b795d3f1e2a9a8e
Manifest17f388d5a082d777f153931a0e4122dd63cb0b4bb499f429b50643bb2c062ccf

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
Signature811+ykziY+wYKjQhsAvlMISXRmI35nfYGQH23uEp2B1Hn6n2+ixyc8u643R4FDMNX8bpzk0U9NX90ANZYRi8Cw==
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

2026-09-17T10:26:20.335432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070502
observed 9c0b5514ab11f1b3e3c1dcfcb7ff7ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.317101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070502/manifest.json
observed 17f388d5a082d777f153931a0e4122dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.298766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070502/publication.md
observed 7a6a73a779f824917846360e58df906a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.279822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070502/publication.txt
observed 586fef7bfd8349c7f1f4bd471fcb3c76...
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.