OpenTechnical

OT-2026-000047117

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000047117) never changes.

Identity and time

Publication numberOT-2026-000047117 · never reused
Internal UUID01a0ae7e-d0f8-76d5-b1e0-60a38817ca74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047117
StatusPUBLIC

Content hashes

Canonical textb038b6b65e7bfecfe8fb74fe6996291aebd1e5952a233d745ad8b2c6130e1230
Markdownf940240a65d5e3675c605abe20df2bf59a2a41b191133374f540c668d846608c
PDF
Publication page46949c0c656a96632afb4997e69367a3c88a08d3e91480ef344084f1c465e9a7
Manifestb55c169fff049b5a5ea50b3d0f9b7459b2a1daab2b4bca13b969bc8a2d367f05

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
SignatureeLnsr+bQxPNUSPYjB2x/CHGQKvJoKTbC4xrbq5BJOvM+0Z64ZwWUkacnQc97NX9Pt7GQDKRG9H5i8SC7tj9yDA==
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

2026-09-17T11:10:26.691436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117
observed 46949c0c656a96632afb4997e69367a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.671351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117/manifest.json
observed b55c169fff049b5a5ea50b3d0f9b7459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.653343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117/publication.md
observed f940240a65d5e3675c605abe20df2bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.632231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117/publication.txt
observed b038b6b65e7bfecfe8fb74fe6996291a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.956875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117
observed 46949c0c656a96632afb4997e69367a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.938265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117/manifest.json
observed b55c169fff049b5a5ea50b3d0f9b7459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.918913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117/publication.md
observed f940240a65d5e3675c605abe20df2bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.899623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047117/publication.txt
observed b038b6b65e7bfecfe8fb74fe6996291a...
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.