OpenTechnical

OT-2026-000026262

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000026262) never changes.

Identity and time

Publication numberOT-2026-000026262 · never reused
Internal UUID01a0ae71-f4a5-77dc-8d2e-3713c4c45b0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026262
StatusPUBLIC

Content hashes

Canonical text0e90dfe0b771487115a8f33f07e8edd0902c9aa79021bce208b5630c7e5b9fa2
Markdown20ceb5fe39a88fa27fdad76da7bb3c51627337b5bc83f65f096877b07ac354f9
PDF
Publication pageed4a8aee6be24ea5fa1d03015c7ba60c164946f84b76f5517e1c95755a441623
Manifest3e7972fbf89e9227861b2714b8e85a3ef1a008482f9ad6bcb1bddcdb91021e5f

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
Signature/EZhxZJr3lHPABEUSSVM6gi0elLRZKWWaefV5ZvD0Y4TB0PsUMOLPxJ+sIIOJauikXl6aMnf6a1zyXgpn0y4AQ==
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

2026-09-17T11:44:12.388230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026262
observed ed4a8aee6be24ea5fa1d03015c7ba60c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.369942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026262/manifest.json
observed 3e7972fbf89e9227861b2714b8e85a3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.350016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026262/publication.md
observed 20ceb5fe39a88fa27fdad76da7bb3c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.333914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026262/publication.txt
observed 0e90dfe0b771487115a8f33f07e8edd0...
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.