OpenTechnical

OT-2026-000055554

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented before 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-2026-000055554) never changes.

Identity and time

Publication numberOT-2026-000055554 · never reused
Internal UUID01a0ae86-a102-748c-9b8d-49d70fcd4a83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055554
StatusPUBLIC

Content hashes

Canonical text2977e001e78fc8382ca5f49800539dbd2361df83599c82e304af3b76ab9eb2cd
Markdown46f5d9e1e48d25a797ecfb1f1890dbecfb40d2d2b5da5969a95064d1ee47a273
PDF
Publication page4046ebb9a3705f55b698ef2b90dfd654afcb059a1b82d56287f053fc74f5cdea
Manifest65bb0994ae7976b484ac07b69e5a60d13a03965a7d833734d265d24d6c194f74

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
Signaturehdp/YmSXJKD/57Wm3WTlE4m14AGB0RK7ktIqzb5ofjore5wUos7Ye08TMfuX3rCg4+PP2O0zaaT68tr+ZWx8DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:46.579303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055554
observed 4046ebb9a3705f55b698ef2b90dfd654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.561918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055554/manifest.json
observed 65bb0994ae7976b484ac07b69e5a60d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.543339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055554/publication.md
observed 46f5d9e1e48d25a797ecfb1f1890dbec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.525537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055554/publication.txt
observed 2977e001e78fc8382ca5f49800539dbd...
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.