OpenTechnical

OT-2026-000039407

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000039407) never changes.

Identity and time

Publication numberOT-2026-000039407 · never reused
Internal UUID01a0ae78-9675-70eb-895b-c73c30391238 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039407
StatusPUBLIC

Content hashes

Canonical textfd586b17408a8481b71133eb2cb811f53bb755eef0717f96b5d0f08b7b6e506f
Markdowna1106d18dd7f5c38373636207ab7e1f648f9b5081a427c405c1c5db16df52df0
PDF
Publication page17e3368269aa6332709bcc505126ee917e28e77a3f8290b4c67489bc4359865f
Manifest83286756b0f222e52eda7ccf7146d36022608c7ef9b2cb290d80684965133c58

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
Signature+xtiMIlpQQFSn/KShXJ8oZiHbYFpOgDDFsHC1p7P1O0mqqF3Pqz6Ppovz8mj/qE+NHS35mc6UNEaBu1BX8CoDA==
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

2026-09-17T11:21:01.068331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039407
observed 17e3368269aa6332709bcc505126ee91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.053046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039407/manifest.json
observed 83286756b0f222e52eda7ccf7146d360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.036395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039407/publication.md
observed a1106d18dd7f5c38373636207ab7e1f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.020072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039407/publication.txt
observed fd586b17408a8481b71133eb2cb811f5...
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.