OpenTechnical

OT-2026-000026327

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000026327) never changes.

Identity and time

Publication numberOT-2026-000026327 · never reused
Internal UUID01a0ae71-f4a6-783d-8bb9-f4f7f107983d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026327
StatusPUBLIC

Content hashes

Canonical textcb6b7146ccefd564c3164d0b8715159b17d585368139fafd36e63919b1425fd5
Markdown6f83299cda399f892ed4610e24df2a812da735af2dea1ccbfc616de15bc57385
PDF
Publication page2583ef3c8ac74977081489c646676a0931fd53d1fb64a4c448d9e346192d698d
Manifest07eaaa1f84549b90948c2870aa96eb32382b38d0b15621d3571c156106c6d987

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
Signature0N+z/TUpkDX+A/4bVNQxx8iH2Nq5LTHj7qlzUhN7G/QknZlJl/h29KrITR345LtjmRYZk8JaTrqFq9G7SLCRAA==
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

2026-09-17T11:44:17.309682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026327
observed 2583ef3c8ac74977081489c646676a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.290660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026327/manifest.json
observed 07eaaa1f84549b90948c2870aa96eb32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.273835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026327/publication.md
observed 6f83299cda399f892ed4610e24df2a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.257018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026327/publication.txt
observed cb6b7146ccefd564c3164d0b8715159b...
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.