OpenTechnical

OT-2026-000060883

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000060883) never changes.

Identity and time

Publication numberOT-2026-000060883 · never reused
Internal UUID01a0ae8b-12f1-759e-860f-7a8541b9535b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060883
StatusPUBLIC

Content hashes

Canonical text3058f1df8188f582da7cfb8bf5f424833f8b3089349a32744203a062a82cc464
Markdown0900c22b5bd34b8de536e21b3674a6d8a04b6d2aeac5ff57b69e747b7c05728e
PDF
Publication pageb270a0fbab73a6fbe3679b4467ab8a5541be8a455abcd3fd420545b9cee4f68e
Manifesta0729c801e193c817eec54f63c85db7d6d93f4c0381aaa8bf897ffc4edaeb971

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
SignaturelVh2zjA0n6eQXN4SCkiEV4qxa0W6l7G7MH8HFlkS8otrCGbRT7EIhx+9alLTZoPFQc9SgwZtZsllNjZBLN1BCw==
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

2026-09-17T10:41:37.016363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060883
observed b270a0fbab73a6fbe3679b4467ab8a55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.999745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060883/manifest.json
observed a0729c801e193c817eec54f63c85db7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.983111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060883/publication.md
observed 0900c22b5bd34b8de536e21b3674a6d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.965134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060883/publication.txt
observed 3058f1df8188f582da7cfb8bf5f42483...
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.