OpenTechnical

OT-2026-000038698

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000038698) never changes.

Identity and time

Publication numberOT-2026-000038698 · never reused
Internal UUID01a0ae78-769e-75f2-8344-6aa1c08b179d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038698
StatusPUBLIC

Content hashes

Canonical text12490333febfbd7f3105bf551d0122f624dae801e7e6427e0dbbf3a2ce206a45
Markdowne365f47d688d16968a8f4e7c5e34ea8a171ea15f3adf35600565335eccd05682
PDF
Publication page79ee5b998c19ac1f3d847ae489e35b4078000141d4edb0ccdb48d36554a6157b
Manifest79cadab6429e9818668def2448fe4163bb50f16885b3fd1e431e43ab003d5e4c

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
SignatureFtjCmqnuplotNxJXtCk1rTp7yM1/VYlHtqqkkp4HarJVTv4Bufx6NK1NaQ/I+jJfVVgw7YxgFDr6Vqe477LUAQ==
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

2026-09-17T11:21:13.117409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038698
observed 79ee5b998c19ac1f3d847ae489e35b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:13.098182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038698/manifest.json
observed 79cadab6429e9818668def2448fe4163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:13.078837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038698/publication.md
observed e365f47d688d16968a8f4e7c5e34ea8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:13.060360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038698/publication.txt
observed 12490333febfbd7f3105bf551d0122f6...
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.