OpenTechnical

OT-2026-000034166

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000034166) never changes.

Identity and time

Publication numberOT-2026-000034166 · never reused
Internal UUID01a0ae75-df0d-77db-83ff-ff5c736df5c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034166
StatusPUBLIC

Content hashes

Canonical textb30de29a652eef595f10402d2efc020475a0aa219258eaef30f9d3e703b46554
Markdowncbc5b0fdb280546a83dd064914ecfd2536b7a1d53a0fd3056120de16d403f97b
PDF
Publication page0aedda039a808906da2a7efdd10deb7c4e7df8a6d3e569f27b76154047b76f3d
Manifestd04054d8ffb545bdf2cd4b7a74c4f3215996f7bb8696643e0c95001f2f6a6ed2

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
SignatureT//u/D58GKfX+xjPQd7SljNKwdndNQLlH3Yuhdmp0A2e1q0KdqH0zzuU9kIi8iNZAhrc+55jgz/0KdH6l54TDw==
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

2026-09-17T11:30:34.390682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034166
observed 0aedda039a808906da2a7efdd10deb7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.375022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034166/manifest.json
observed d04054d8ffb545bdf2cd4b7a74c4f321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.359457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034166/publication.md
observed cbc5b0fdb280546a83dd064914ecfd25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.342588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034166/publication.txt
observed b30de29a652eef595f10402d2efc0204...
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.