OpenTechnical

OT-2026-000045442

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000045442) never changes.

Identity and time

Publication numberOT-2026-000045442 · never reused
Internal UUID01a0ae7c-f76d-7d5f-8801-89ec6dfb7a28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045442
StatusPUBLIC

Content hashes

Canonical text24d37bbaa393043b0c549b186e59d8220a869624bf309a7e819947e10a58034c
Markdownbed7dc3e347b67c2f8fb6fbc40d7fda454a90cfc891c5e1d42f2c34451e25192
PDF
Publication page8fc2adeb4c7318e11673cb5e153621d457305cd01ef14c7c825b38a6ecf827be
Manifestec081d52a00ba5c6103fb82b78881aa9cc2e10540468b22a1b28428ef2ce1b92

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
SignatureqfZtq3N1/13t/a6gdoAdZz1LYHFI3bITwjIzG9ufpMHfARamq7zb1e301X6AGlO/VmZx8nQYC/VP6HNTnH80Dw==
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

2026-09-17T11:10:44.483151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045442
observed 8fc2adeb4c7318e11673cb5e153621d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.464113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045442/manifest.json
observed ec081d52a00ba5c6103fb82b78881aa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.444254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045442/publication.md
observed bed7dc3e347b67c2f8fb6fbc40d7fda4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.425554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045442/publication.txt
observed 24d37bbaa393043b0c549b186e59d822...
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.