OpenTechnical

OT-2026-000036840

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000036840) never changes.

Identity and time

Publication numberOT-2026-000036840 · never reused
Internal UUID01a0ae77-773e-7edb-845b-ee1884e43af0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036840
StatusPUBLIC

Content hashes

Canonical text2a72dbb3baa29e016caabee021122524c60baab0e9dc3956ff4c94f73f4c63fd
Markdown71e03041ded2d794c17f8ba1aaca704c809bcd3000f23e68e4c0b7a3381dbf14
PDF
Publication page165d7c65769aacd4b851a6a552401e3ff24048e2cb2a842fd70e06b7fa728a49
Manifeste1938a355b682122787f535334b8af88a35b09e8b0c721b9104407d1eb8e59e5

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
SignatureN258AryK+2Sy/TlCe7isQEnS8KaDe5s+gs2FrcmATDnts1B9kKnRKEPlp/+eRkMSO6N+kTFvj8DuJIflYWSlBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:27.876826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036840
observed 165d7c65769aacd4b851a6a552401e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.860151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036840/manifest.json
observed e1938a355b682122787f535334b8af88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.837459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036840/publication.md
observed 71e03041ded2d794c17f8ba1aaca704c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.820088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036840/publication.txt
observed 2a72dbb3baa29e016caabee021122524...
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.