OpenTechnical

OT-2026-000047017

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000047017) never changes.

Identity and time

Publication numberOT-2026-000047017 · never reused
Internal UUID01a0ae7e-d0f7-7d7e-ab7d-d06582a6d94b · 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-2026-000047017
StatusPUBLIC

Content hashes

Canonical text9e7202f2798a4827542790c189f16b9ef3946a56f91115786bf3d123f3aee15d
Markdown95987a0979b4ce81e977af52c92fe8678e8340fc6a0ff49ae1f9a117249b7049
PDF
Publication pageb81468e0055275026e6b3ddc0ef70291661b33324753aefb50cc1620b28adcf1
Manifestcd4ace50a9fc6325c6459a8c9377babd241527a6bed3f52dc51bdb36d1d60a45

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
SignatureVXDNBrxlbYYxs+tdlYtfTx/O966/JFN65VpW3iinEMZ3mLy/GCOyPqZPWV0N17JVYRYEddgz4ke3mT/0lgy6AA==
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

2026-09-17T11:10:17.853572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017
observed b81468e0055275026e6b3ddc0ef70291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.835656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017/manifest.json
observed cd4ace50a9fc6325c6459a8c9377babd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.816379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017/publication.md
observed 95987a0979b4ce81e977af52c92fe867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.799001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017/publication.txt
observed 9e7202f2798a4827542790c189f16b9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.471734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017
observed b81468e0055275026e6b3ddc0ef70291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.452403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017/manifest.json
observed cd4ace50a9fc6325c6459a8c9377babd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.433243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017/publication.md
observed 95987a0979b4ce81e977af52c92fe867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.415447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047017/publication.txt
observed 9e7202f2798a4827542790c189f16b9e...
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.