OpenTechnical

OT-2026-000051732

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000051732) never changes.

Identity and time

Publication numberOT-2026-000051732 · never reused
Internal UUID01a0ae83-7c83-7799-bc08-ab07d30427a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051732
StatusPUBLIC

Content hashes

Canonical text81d85124393c857abd20cc83b2280a7f0812da9f47295a71cd12d1538eb2d6ea
Markdown925328a8f813e2d9d25622d613dee7314ea364978dd57b5ccc58e9fa80423294
PDF
Publication page37490a734eb359a62d9e02a3fffbebc7806b81c1d04b217493c006cce74973b0
Manifestb4d4ece68a9cbd538e307d1e266dcd195287ddcf9cc668fdc4832104fed8c723

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
SignatureBwej1gadmoqL8cCxwfFIFx6hWFMggO+Oj75j0Yoi0kvvix6RGdKC6tkSNW/u480MIUpBiIwbTHgYBYnZs72PDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:37.503187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051732
observed 37490a734eb359a62d9e02a3fffbebc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.469608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051732/manifest.json
observed b4d4ece68a9cbd538e307d1e266dcd19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.447912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051732/publication.md
observed 925328a8f813e2d9d25622d613dee731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.412450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051732/publication.txt
observed 81d85124393c857abd20cc83b2280a7f...
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.