OpenTechnical

OT-2026-000039611

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single 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-2026-000039611) never changes.

Identity and time

Publication numberOT-2026-000039611 · never reused
Internal UUID01a0ae78-d8d4-77c5-b67f-517e8a3c2df2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039611
StatusPUBLIC

Content hashes

Canonical textd86cf74bb50e85d7389ee38cf3c2fdae6a17045e00495542efaffd7260d34e6c
Markdown67359743a246ffe7505142e9275e4920f276234c15bd45b4318a1366cfa302c0
PDF
Publication page825b7c99e1ab13efb6d3e160001621944ac6039aec9c0f3a86571771356e9447
Manifestb387d0bdc5772088aa14eb118fd4299c284f337ce1cea88b67d3056273b88210

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
Signature33lsrP9P7VRvcOEooEkeBt6EuZmELEje4hQlri2KWZNWv0ma6TepYRtBhOQIY9tfYbkzST4QEfqOJ3RMCXC4Dg==
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

2026-09-17T11:19:46.542863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039611
observed 825b7c99e1ab13efb6d3e16000162194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.524684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039611/manifest.json
observed b387d0bdc5772088aa14eb118fd4299c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.506491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039611/publication.md
observed 67359743a246ffe7505142e9275e4920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.489298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039611/publication.txt
observed d86cf74bb50e85d7389ee38cf3c2fdae...
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.