OpenTechnical

OT-2026-000008237

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000008237) never changes.

Identity and time

Publication numberOT-2026-000008237 · never reused
Internal UUID01a0ae6a-908d-7184-ac90-04c693c58a95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008237
StatusPUBLIC

Content hashes

Canonical textdd3f65ab225ec5de538c9d8c999d77d9a115fdfdad80f59a04df1526146848f9
Markdownb19bbdb26a7e494e03a87b00a84ccb03483a6ca36139a0961514f1454527608a
PDF
Publication page489a7474b42e05f437bba49d3c3a388b298aa4f5712d4cb15339a18cd8163c69
Manifeste9fdf3effd85fd7ae3374f0de359d1edc38f975cb2393c51fe790a517f8084af

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
SignatureaE4flNHyfTHng/+Ja8mogl4UKUUbGlsbg3N5M/yPekel4UYQLaEgsAdyLg3/BFAkg859i/Pj4rKF/pOFNMU4Dg==
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

2026-09-17T12:20:39.634080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008237
observed 489a7474b42e05f437bba49d3c3a388b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.616528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008237/manifest.json
observed e9fdf3effd85fd7ae3374f0de359d1ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.598633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008237/publication.md
observed b19bbdb26a7e494e03a87b00a84ccb03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.581124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008237/publication.txt
observed dd3f65ab225ec5de538c9d8c999d77d9...
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.