OpenTechnical

OT-2026-000080672

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000080672) never changes.

Identity and time

Publication numberOT-2026-000080672 · never reused
Internal UUID01a0ae96-b973-7bf7-9547-ed7aee92360e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080672
StatusPUBLIC

Content hashes

Canonical text4acd7feb4882c6eebeccae4438e102b3af0fc1c6b15fa3747c522a90ee931dd8
Markdown9b517483c22499a5a47931aced5c70029a584e431cd591cd5b81e24afe0f7b48
PDF
Publication pageb695a818572c59db4891487a3759322c9d2a8c2a9d4f4b226bc1318159d38e54
Manifest2382785eaec255ccc15ad2cf4a7e711a4d1dd23c9b1969d562c57d7c804d2757

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
SignaturehPji3hDLcjw/GYTnnRzykCQKD4B2O/0I5yxYlsyhC4zuGX/mten98oNXWdWYi0uISqX+UikIe47rqywFGwvHDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:01:42.189827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080672
observed b695a818572c59db4891487a3759322c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.172693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080672/manifest.json
observed 2382785eaec255ccc15ad2cf4a7e711a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.154042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080672/publication.md
observed 9b517483c22499a5a47931aced5c7002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.136333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080672/publication.txt
observed 4acd7feb4882c6eebeccae4438e102b3...
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.