OpenTechnical

OT-2026-000035886

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000035886) never changes.

Identity and time

Publication numberOT-2026-000035886 · never reused
Internal UUID01a0ae76-b4c9-7b7c-862a-0825c09ddd78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035886
StatusPUBLIC

Content hashes

Canonical text57db487167f07858097b997c645b481ed39aaaa295681f252aad3c7509efc50d
Markdown81ed4c51db5a84eb32390351bf1c2b5314f22baf49f4d3a7b0a0b9524e7656de
PDF
Publication page0c57c8c4d445e002694ad70bbba9edf71d5f45a74036dde27d48e334197ce878
Manifesta4143b83c96e9fd6d652cd59e685bdcdab40b03eb5701505c58b408d5bfc3282

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
SignaturerjChe9swxUPGMVWlmUdpX8FPUFhJLcU5QO0M4ljRI/Ykkt5nmwYTfFNCDpL2wpACP0Ra0yjVJ+NqqrFlcS+CBA==
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

2026-09-17T11:27:37.919786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035886
observed 0c57c8c4d445e002694ad70bbba9edf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:37.900263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035886/manifest.json
observed a4143b83c96e9fd6d652cd59e685bdcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:37.880644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035886/publication.md
observed 81ed4c51db5a84eb32390351bf1c2b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:37.860731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035886/publication.txt
observed 57db487167f07858097b997c645b481e...
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.