OpenTechnical

OT-2026-000016650

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000016650) never changes.

Identity and time

Publication numberOT-2026-000016650 · never reused
Internal UUID01a0ae6e-5918-7b6b-b0f1-8dd1e6ac3420 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016650
StatusPUBLIC

Content hashes

Canonical text1f921ca111728245ba238f29d63c8afe1e85e8440319983c10cab9f674deb295
Markdownead7e27ff5d40fc223614e8d887bd3250fd08ede3d1e9e4a274edce8be5012f6
PDF
Publication pageb53746c899ff5809711c1fe43f83384cbbd18916f8194241848f1155bc93afce
Manifestae2343315f7cdef4418521b32fb1db6c1ff9f2d42ac30b0f5bca63af82034762

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
SignatureFw7wH/gfonmzTBzqJ1+Y3V4eywFvpbgOADb1DPh6V52iN5WAQx7dvnSYqCGseWVQAeArx9DPp1qXVp75LRzbDQ==
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

2026-09-17T12:02:50.840565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016650
observed b53746c899ff5809711c1fe43f83384c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.819372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016650/manifest.json
observed ae2343315f7cdef4418521b32fb1db6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.802014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016650/publication.md
observed ead7e27ff5d40fc223614e8d887bd325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.784181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016650/publication.txt
observed 1f921ca111728245ba238f29d63c8afe...
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.