OpenTechnical

OT-2026-000046286

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000046286) never changes.

Identity and time

Publication numberOT-2026-000046286 · never reused
Internal UUID01a0ae7e-57cb-73fb-8600-981f9f079438 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046286
StatusPUBLIC

Content hashes

Canonical text8e131e4c2bcba1c0dbd2fd9fe221a08bf7f238f71a14051ad78e357eae6b0dcf
Markdown0dddd0d4ab742d1e883b492cf7edab80030197aec351c345938ea87d25b22ad6
PDF
Publication page5b2da3f461617125977c315d59e4b9747eb16c53e4309607f415dae6c649f956
Manifest8479cc16c3c1df0e16e9a77a0b705b6f545a7f3a9d35af0e8668948bc38b8cd3

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
SignaturezYfOGiOjVsW+5q84+cSV/xcO7pB6vTtE3s1GL4uq4sjR3X6otnRb1CDc7tkbc3mXl7Ao7WVZ6lMC8CwEfWCSDQ==
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

2026-09-17T11:08:09.482583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046286
observed 5b2da3f461617125977c315d59e4b974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.462502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046286/manifest.json
observed 8479cc16c3c1df0e16e9a77a0b705b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.442289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046286/publication.md
observed 0dddd0d4ab742d1e883b492cf7edab80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.419787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046286/publication.txt
observed 8e131e4c2bcba1c0dbd2fd9fe221a08b...
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.