OpenTechnical

OT-2026-000056259

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000056259) never changes.

Identity and time

Publication numberOT-2026-000056259 · never reused
Internal UUID01a0ae87-4bd1-752a-a6c6-b02b26479cce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056259
StatusPUBLIC

Content hashes

Canonical text7d3f94b24e1457b1faaf8951cfbdf30cdbdc187f3b952473557ae4e669acb55e
Markdownc91e710dc6c541c95e9ad27f059f5c44b61f21fe4c41b221c181afa05f97e9ec
PDF
Publication page70f2eef5aaca3019b17aec736d1b4da65c5988481d793e9a033f28874222d5e2
Manifestea6d0ce42c564eee03bc57a14912cea7e3da36c381b5349ea82816ee46869888

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
Signature92tXJNUTLqTjc+eWgB5AzHz9sLq36Ba5+S0x8NUFApig8rzAkHFwht/EG/bly5zRM1j0ytZ9EYf9uqmyPaplBQ==
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

2026-09-17T10:50:44.578903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056259
observed 70f2eef5aaca3019b17aec736d1b4da6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:44.562083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056259/manifest.json
observed ea6d0ce42c564eee03bc57a14912cea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:44.543916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056259/publication.md
observed c91e710dc6c541c95e9ad27f059f5c44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:44.525010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056259/publication.txt
observed 7d3f94b24e1457b1faaf8951cfbdf30c...
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.