OpenTechnical

OT-2026-000037496

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000037496) never changes.

Identity and time

Publication numberOT-2026-000037496 · never reused
Internal UUID01a0ae77-b8ce-7d01-800f-a5a4c69ddd0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037496
StatusPUBLIC

Content hashes

Canonical text862ce03d043761ab68d979f38061f08c49181a034de260c528ebc1704c5a949d
Markdown6cea583912e147e03367dc895f918f5c8e5afeb389c2673a0b37e2a0745a05c4
PDF
Publication page6d6bb1489ab0ea9d5f0bf82b6f5273fb96f08ad9c68182e76be334b7d370a12b
Manifest12c156a92c3c64f0f26face1b745bf857ccaba1459b75f3ca0d56bf18817c3c9

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
SignatureXla5OXG80WUAX1RWJJTDp67D4LKPrVl2btGaYzdxrgJ8CHpLo2cJj3OwNypBpYpXqJPAB/105VMKpHYaZ709Bg==
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

2026-09-17T11:23:56.214605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037496
observed 6d6bb1489ab0ea9d5f0bf82b6f5273fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.174576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037496/manifest.json
observed 12c156a92c3c64f0f26face1b745bf85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.156280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037496/publication.md
observed 6cea583912e147e03367dc895f918f5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.120637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037496/publication.txt
observed 862ce03d043761ab68d979f38061f08c...
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.