OpenTechnical

OT-2026-000018312

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000018312) never changes.

Identity and time

Publication numberOT-2026-000018312 · never reused
Internal UUID01a0ae6e-b489-7911-a88a-601a5cb24b86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018312
StatusPUBLIC

Content hashes

Canonical textd863a7ad753ff5800e3270ff1b2a343a28485e476c9d28fdc10f85cc0b42e5fd
Markdown4115cdc77f8be83cda962c09726e3f43d89efcf1d418c834e637da42b96ac946
PDF
Publication page2d496cabc23b37944eb950e924e1702c2d352881b45ffd54bc3465ded66ede42
Manifest83cf4ee929f9a486fc9328ced220a33720768199e83645bf776d9e0133f6330d

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
SignatureBBCqLmWl7moQXARgQtBqdGE1btmjr2fYendH9ubN2tNz8A7hXdl+qv5oI15CHh6/dqc/PcgimVOp4Zj+qkEfCQ==
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

2026-09-17T12:01:02.924116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018312
observed 2d496cabc23b37944eb950e924e1702c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:02.908781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018312/manifest.json
observed 83cf4ee929f9a486fc9328ced220a337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:02.893144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018312/publication.md
observed 4115cdc77f8be83cda962c09726e3f43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:02.876818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018312/publication.txt
observed d863a7ad753ff5800e3270ff1b2a343a...
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.