OpenTechnical

OT-2026-000058343

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line 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-2026-000058343) never changes.

Identity and time

Publication numberOT-2026-000058343 · never reused
Internal UUID01a0ae88-f398-70d0-b0d8-f9a5db45c4a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058343
StatusPUBLIC

Content hashes

Canonical text9cd47f20da5673d68d4d6d41c4c84779dfc2c38fb54142e646a5fad243a0c04a
Markdown8f550578cea96c58c1478d1ceacb0d6884bc99e30f02896cacf69a24c33d80b4
PDF
Publication paged04981a6cc34cfeb66e8146985ec95230e0e6872c69f94ba678b727412158633
Manifestb8d80079ad1ec3bde8f1a1cd6f368c12d958dc4f1c432954ed51733a1225f10b

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
SignatureMrI/WcVCri3BbxBhRJdmebYOwUkVLlKrjfeMCDgemvfcYtjYJFRoAg5eLDB8OoLIYkguHcKD08OgjzHJQKr4Bw==
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

2026-09-17T10:46:45.315430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058343
observed d04981a6cc34cfeb66e8146985ec9523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.297202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058343/manifest.json
observed b8d80079ad1ec3bde8f1a1cd6f368c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.278800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058343/publication.md
observed 8f550578cea96c58c1478d1ceacb0d68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.260774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058343/publication.txt
observed 9cd47f20da5673d68d4d6d41c4c84779...
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.