OpenTechnical

OT-2026-000008504

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000008504) never changes.

Identity and time

Publication numberOT-2026-000008504 · never reused
Internal UUID01a0ae6a-e46a-7426-9495-96e8491c0109 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008504
StatusPUBLIC

Content hashes

Canonical text1119905a6f6af561ea7f987e189b813f60d2da1f41577476f1b258b0e37f619a
Markdown2a8e07cb129327442031850c85c18fe9440d124f3439d70e3a7b069644c022cf
PDF
Publication page3f3a58045d55a0381eb66a62f969d7bf3b67ad3e6b49bca238c6924e9b7b98fd
Manifest847db97e120f56fb56dca1323ec92a78c10c90a3e5b5515198ce47282c274a9d

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
SignatureNtrBIEKrlRiX/QC7pLPQYc0Mp3iyQViIa6ExecYH1K9DR/VGuP2ZpD763EFtynFPT2v9iVtS0Nn/vQZ50GHfDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:24.687871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008504
observed 3f3a58045d55a0381eb66a62f969d7bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:24.669437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008504/manifest.json
observed 847db97e120f56fb56dca1323ec92a78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:24.649806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008504/publication.md
observed 2a8e07cb129327442031850c85c18fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:24.630755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008504/publication.txt
observed 1119905a6f6af561ea7f987e189b813f...
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.