OpenTechnical

OT-2026-000039429

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039429) never changes.

Identity and time

Publication numberOT-2026-000039429 · never reused
Internal UUID01a0ae78-9675-7f6b-9bde-67118413bf1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039429
StatusPUBLIC

Content hashes

Canonical textb1b517ed66e5bbc67c58675005da9e6fba9e8d7772a119889dd0441225a9e7cf
Markdown076fcc19724a2707b690b1e2f0eaebe6992d2a297f919040c0e11736cef3eed6
PDF
Publication pagecadd04679bce10c9f4cde58765cbcb0c2436d216b6b475f24aba024fc2954fe2
Manifeste7f919585139272edcd294539fd5a4df8a40eb9e339b9ff3080f0524538038fa

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
Signaturecby9GH8R/f1pvr0zexxrrsQAEkBipXovTOvm4Zn+DX8r2Xeg8cW9QdNRmNKah1kZu0wB3RmvMxDKeUIa27oSAg==
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

2026-09-17T11:21:02.652185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039429
observed cadd04679bce10c9f4cde58765cbcb0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.634381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039429/manifest.json
observed e7f919585139272edcd294539fd5a4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.614894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039429/publication.md
observed 076fcc19724a2707b690b1e2f0eaebe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.595995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039429/publication.txt
observed b1b517ed66e5bbc67c58675005da9e6f...
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.