OpenTechnical

OT-2026-000037182

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000037182) never changes.

Identity and time

Publication numberOT-2026-000037182 · never reused
Internal UUID01a0ae77-7741-784c-a333-2bd062ffe176 · 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-2026-000037182
StatusPUBLIC

Content hashes

Canonical texted18c6eaa02778ee8c8d5600383909e94b9d8f85aac2d0e52c5955017a437e16
Markdown5d4b52d43f401e34a89ec4a3bf5051a6dfe4b7aa4485e20ad648c9cfb4beed72
PDF
Publication pagebb4935c81fe1ae4be138714b07ee53ca41140619caccf474566000b83abbde3b
Manifest4ac4f5b23b8ab933093f9f7961ae7f818d22745b3a6445b016bd285bad1e98b2

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
SignaturetGqY8TU6enD3WIbi+y9eonvRnATLAL4lMo1z7V0LxfV2cmGGOZpn1Uw8ezjPo2CBE7fg6/J3ZQZE2la/6h2yAw==
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

2026-09-17T11:25:04.006830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037182
observed bb4935c81fe1ae4be138714b07ee53ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.990669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037182/manifest.json
observed 4ac4f5b23b8ab933093f9f7961ae7f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.975417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037182/publication.md
observed 5d4b52d43f401e34a89ec4a3bf5051a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.959021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037182/publication.txt
observed ed18c6eaa02778ee8c8d5600383909e9...
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.