OpenTechnical

OT-2026-000017086

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000017086) never changes.

Identity and time

Publication numberOT-2026-000017086 · never reused
Internal UUID01a0ae6e-591b-78b6-a344-c631fc0abb0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017086
StatusPUBLIC

Content hashes

Canonical text7352f02dd0bf8cf9e0850d83d33ce55a3af008bf7fe44f5464c0b05dbe45ecdb
Markdownb01b0e3f792e07c8a8d3c3e97a3715ac18bf5ec2ebfe3239f34fed6063e2dc34
PDF
Publication pagefffc31a4b53e8f963fb3842066e56289b81312b3cbba9d0fa4bafb591669407c
Manifest3a01ddeb41d377726035630a9068fdb160d045985e41e3506276f6a6f52ef4ab

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
SignatureUTvknMF45gg7Fhx8M97j6AmKCtJI4L1U/nVtYTpSxXSMKKPs5GdEuRM8m1OBJVPLtpwLulx4sDIGrAmksGLEDA==
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

2026-09-17T12:03:30.459959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017086
observed fffc31a4b53e8f963fb3842066e56289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.442055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017086/manifest.json
observed 3a01ddeb41d377726035630a9068fdb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.423376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017086/publication.md
observed b01b0e3f792e07c8a8d3c3e97a3715ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.404480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017086/publication.txt
observed 7352f02dd0bf8cf9e0850d83d33ce55a...
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.