OpenTechnical

OT-2026-000060749

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000060749) never changes.

Identity and time

Publication numberOT-2026-000060749 · never reused
Internal UUID01a0ae8a-b7ce-72d3-8e20-4e090e16246f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060749
StatusPUBLIC

Content hashes

Canonical textd7a4c540f03d59851183cc117e870ef4e669095afa5cb81119b17ec842e8dc32
Markdownce7b188a374617ad7f9ca878415f64f98a850fa825378b0ba8d17bf5805579e1
PDF
Publication pagef0cb122d8af4baddfd06c913454314353220b8e593d4427916182c2854a3ae39
Manifest5ab79789af72f984869fbe44e2998825dc9208dd0cc8fd1268ef7be8e0580743

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
SignatureHKuorFoVDEFTzU3563QzQ1yXvUI48gKgAylS9vPZQMfjXFxph9M88j1W9sOMonefejc8GF1B3XmsbtY7nSfrCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:29.120315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060749
observed f0cb122d8af4baddfd06c91345431435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.102852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060749/manifest.json
observed 5ab79789af72f984869fbe44e2998825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.085835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060749/publication.md
observed ce7b188a374617ad7f9ca878415f64f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.070427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060749/publication.txt
observed d7a4c540f03d59851183cc117e870ef4...
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.