OpenTechnical

OT-2026-000039443

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000039443) never changes.

Identity and time

Publication numberOT-2026-000039443 · never reused
Internal UUID01a0ae78-9675-7ad2-b095-c5ae3bf7b0c5 · 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-2026-000039443
StatusPUBLIC

Content hashes

Canonical text4f44c653a4d1ced09d873c0e3ed95fc45951e0eb63ea0d425e3101cb67ccc424
Markdown949b429bc9be178e7b49b51d8fe5f31727bc04f7a1ede2cccce18dd0f98230a2
PDF
Publication page39b6a16e854f01ed5473852099b21a85ae0ccf09b6ac70214ad0452d0d5712fe
Manifest31e2dbe2f1df1448f062dc3ee18d4582cd01e1d61416bc563a768b60d4797c1d

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
SignaturecCBO3PWryFpVkI+t0fDgNHQJqxiMlva8cZLIWp1mjLQontqATAplr2/mf5vv/r6mHmx7yhjzPtDhBZpmf20LCw==
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

2026-09-17T11:21:03.747946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039443
observed 39b6a16e854f01ed5473852099b21a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.730065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039443/manifest.json
observed 31e2dbe2f1df1448f062dc3ee18d4582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.712043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039443/publication.md
observed 949b429bc9be178e7b49b51d8fe5f317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.693809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039443/publication.txt
observed 4f44c653a4d1ced09d873c0e3ed95fc4...
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.