OpenTechnical

OT-2026-000014935

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000014935) never changes.

Identity and time

Publication numberOT-2026-000014935 · never reused
Internal UUID01a0ae6d-d095-71f4-8842-3dd0e22b74c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014935
StatusPUBLIC

Content hashes

Canonical text452b7d2f41182657c28564f23db950e1a3b61410233c343fd7b071cad3568234
Markdown9834cf1716b5da23494774986dc08fe7e85bac6a6b25c5367981cd7b2e3e0d85
PDF
Publication pagebe9bb90e8be7df8701e502676fbf76d8e6b8bcd0ad344f9c01f7d64818fd0286
Manifest6a9e4841ee38e1d2970ea290774d73eeef5ac491814bae871dfddddc72fbdfb9

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
SignatureH9YRa+ZF2D8O9tPEY4mqdyq2qu/xvKuA0c4QUJB0fsOHdtWBtNv6/U1WzfcOxfp/gni2wBGJQKuf3OfxoDQ2Ag==
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

2026-09-17T12:06:52.734787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014935
observed be9bb90e8be7df8701e502676fbf76d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.715324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014935/manifest.json
observed 6a9e4841ee38e1d2970ea290774d73ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.697163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014935/publication.md
observed 9834cf1716b5da23494774986dc08fe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.678903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014935/publication.txt
observed 452b7d2f41182657c28564f23db950e1...
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.