OpenTechnical

OT-2026-000039666

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000039666) never changes.

Identity and time

Publication numberOT-2026-000039666 · never reused
Internal UUID01a0ae78-d8d4-704d-ad59-915b7ddffd02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039666
StatusPUBLIC

Content hashes

Canonical text90d32e072187cc3d1e75deba8d6ba6eb416cc6b7c5032d7ca9dd2d005bc44185
Markdown540447311fcc028135bbdf234c813bf0440aa50f9bd3e602eaaa7cf394f03348
PDF
Publication page89d5df9513541ea6883b6ceef3767f7dc5c1fc6730721256ae0e76ad6763a2e1
Manifest98406fa0f911a006492f836d4d2238842eb2ab66dae00956c91fe18392dab676

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
SignaturePJfmo6XpnfAwDhBM5aIPogtnV744YZqsdo+evKy9ZfPvXhi/HFakh5Mg7N3UA7haNoBh25KfEfxBPcaM85teCA==
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

2026-09-17T11:19:50.931088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039666
observed 89d5df9513541ea6883b6ceef3767f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.913829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039666/manifest.json
observed 98406fa0f911a006492f836d4d223884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.894932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039666/publication.md
observed 540447311fcc028135bbdf234c813bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.878193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039666/publication.txt
observed 90d32e072187cc3d1e75deba8d6ba6eb...
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.