OpenTechnical

OT-2026-000057618

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000057618) never changes.

Identity and time

Publication numberOT-2026-000057618 · never reused
Internal UUID01a0ae88-2694-778c-84b7-047e8d92fbb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057618
StatusPUBLIC

Content hashes

Canonical textfa941c43ef36f39295c37952c06d8418e595febcbc2d43c501689015e5770fa4
Markdownb75378656b9bb9bffef655cb6248eb9e0e411b9fc94accda29a75852a48f1dff
PDF
Publication pageb43131edd0afa02c39dd75a0720633c341aabae99ede6590ebd0168502c44e30
Manifest8fee3e6183bf6f4c8bf686f6f0b45b731663ebb9edeaea7159872ff96eb8f958

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
Signature05IMhdzKKv5nkWcDpldUmaprT595JImGSyQreOKAqz2YVdzZ7NeExKbJLK8Lqzy/g5yqzHOJVZWBBUPT4PgFAw==
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

2026-09-17T10:48:10.571361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057618
observed b43131edd0afa02c39dd75a0720633c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.555294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057618/manifest.json
observed 8fee3e6183bf6f4c8bf686f6f0b45b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.537038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057618/publication.md
observed b75378656b9bb9bffef655cb6248eb9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.519730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057618/publication.txt
observed fa941c43ef36f39295c37952c06d8418...
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.