OpenTechnical

OT-2026-000060832

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained 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-2026-000060832) never changes.

Identity and time

Publication numberOT-2026-000060832 · never reused
Internal UUID01a0ae8a-b7d1-7f03-a35e-6d0b166c2f84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060832
StatusPUBLIC

Content hashes

Canonical text51917115287a3316c0c3188430bf3f7981e6ae7f48974e2986bf6f083066ebfb
Markdown7743dcd18bf1e80567134f6bf278b824d4745593290baacf22d7b6d256a510b3
PDF
Publication page0f2fadfeb393a9129581ef18123ac7bcc633eaf09411643d58f46844f0026480
Manifest74c35f322fd1952c722ef8eb6934d0488e57a4289477387074b03a10f4f5b6d8

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
SignaturesEkw2D2LmnN+vGuL8vn2NZYXOHAqjKKrvK0fXqox39a1nBu6OyGjfJn28HBCFuPduMIpVckeOzPqrILTV6btCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:35.141406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060832
observed 0f2fadfeb393a9129581ef18123ac7bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.123841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060832/manifest.json
observed 74c35f322fd1952c722ef8eb6934d048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.103949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060832/publication.md
observed 7743dcd18bf1e80567134f6bf278b824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.086524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060832/publication.txt
observed 51917115287a3316c0c3188430bf3f79...
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.