OpenTechnical

OT-2026-000008689

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000008689) never changes.

Identity and time

Publication numberOT-2026-000008689 · never reused
Internal UUID01a0ae6a-e46c-7be9-8521-b7d94c298df2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008689
StatusPUBLIC

Content hashes

Canonical textc383d9ba375b22d8cf8d642344140cd9635bf9f3ab140be9d0461dc6e5b94bd3
Markdown26fee316a2375528b98f5d2fbbe475a31dd5b82dc363a32707688a092579dc67
PDF
Publication page11f5627777104ff5d8c386e6053abce32b025c88a7f90bc2d44c24d6bab0f9af
Manifest1f060da6aae198e1da269fa52fd0b16bf614d56b8d3acd7bb4992775fe09c101

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
SignatureZNawssKmAekjhDXObK0mXfZ5s59sccXEOP2AeHpYXdHH3ivfJk83sqjg9bPEfYrp41HbbbHZa/+HJPvGe4ArCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:45.098592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008689
observed 11f5627777104ff5d8c386e6053abce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.079089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008689/manifest.json
observed 1f060da6aae198e1da269fa52fd0b16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.057961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008689/publication.md
observed 26fee316a2375528b98f5d2fbbe475a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.036149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008689/publication.txt
observed c383d9ba375b22d8cf8d642344140cd9...
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.