OpenTechnical

OT-2026-000037526

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000037526) never changes.

Identity and time

Publication numberOT-2026-000037526 · never reused
Internal UUID01a0ae77-b8ce-7a2c-9b97-233372b1e517 · 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-2026-000037526
StatusPUBLIC

Content hashes

Canonical textb6848e4e190659dffbfd169a3b01dbe41dcfa09cab1158bbb269f09b51e57d3b
Markdown1ef2cd6e2cbbfbe5ae8c1b267a4bc171e30d023ba91830b55a00a44af84ac07f
PDF
Publication page5d69368237dc61c194cd15d5461b7d0bef1225cfc81a41675f399e3e74ead2c3
Manifest6dda5d39f1b0519bde3ae5c85a2d06bc3f8e7abd09b58b02441b2751c6d7bfa9

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
SignaturegZeHAMxZLhz4vR31E6LTr3R7ZHPnkF5CJxe/YOyh80ld2EqPECabTybYYIxiN+wFVeyoWZsUEL54CEC/GIBCDA==
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

2026-09-17T11:24:03.613782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037526
observed 5d69368237dc61c194cd15d5461b7d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.592755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037526/manifest.json
observed 6dda5d39f1b0519bde3ae5c85a2d06bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.572761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037526/publication.md
observed 1ef2cd6e2cbbfbe5ae8c1b267a4bc171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.552846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037526/publication.txt
observed b6848e4e190659dffbfd169a3b01dbe4...
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.