OpenTechnical

OT-2026-000050191

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000050191) never changes.

Identity and time

Publication numberOT-2026-000050191 · never reused
Internal UUID01a0ae82-5c45-7a1e-9c8d-aa9ff0edab02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050191
StatusPUBLIC

Content hashes

Canonical text24da654aad602a111a55d3784fb01d648a963ecb1c27ded90e08112178bf4402
Markdown931dee1777003424bcd4d579e1d8e9fa2d69eed9e9718900c0ee7e3e3245307f
PDF
Publication page7ca22b94f1ede5c604674fb74f4ccf844d3cb3fb9d500dbbd0b496a555f2c396
Manifestd0180880779ae2a09a90013cd471f3f78f257f874140081ccba3d6e93de05e8f

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
SignatureFQzq/oDBJpIjQbBH2+3ld060WTAFhBbjF3qmt8ScA4KwTWDG+/ctVoKtKE9V5l6SaPkeMjWWc49yn+agsSdXBQ==
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

2026-09-17T11:01:10.615861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050191
observed 7ca22b94f1ede5c604674fb74f4ccf84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.563329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050191/manifest.json
observed d0180880779ae2a09a90013cd471f3f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.545126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050191/publication.md
observed 931dee1777003424bcd4d579e1d8e9fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.492752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050191/publication.txt
observed 24da654aad602a111a55d3784fb01d64...
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.