OpenTechnical

OT-2026-000060939

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000060939) never changes.

Identity and time

Publication numberOT-2026-000060939 · never reused
Internal UUID01a0ae8b-12f3-7dfa-8400-d5173c2204ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060939
StatusPUBLIC

Content hashes

Canonical text6b2e9db538aaa238b429aa0ffceb4a51bac1794eb42f542a0809995a1a50b0db
Markdown130dfa067b27609dac4a758589064e769890b3796171fd1ddc298f548f07ed29
PDF
Publication page4a24b5dfd6c7e8beebe069d7622fb11035a6e8a09b0d5bad4df3b8795af5de67
Manifest6fbf5776e9fce52ae114880608524cacf0449cb7430d5d7d5700831290b9cff2

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
SignaturedXKnDatqZZ5XxlQaleKSFno6Vry6p+OKoNymt5X69unml6bqgQx6iYA4VqWrp0703Bgq3/1vX7xx7zFNtbcMBQ==
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

2026-09-17T10:42:12.727030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060939
observed 4a24b5dfd6c7e8beebe069d7622fb110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.710213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060939/manifest.json
observed 6fbf5776e9fce52ae114880608524cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.691113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060939/publication.md
observed 130dfa067b27609dac4a758589064e76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.674308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060939/publication.txt
observed 6b2e9db538aaa238b429aa0ffceb4a51...
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.