OpenTechnical

OT-2026-000099478

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099478) never changes.

Identity and time

Publication numberOT-2026-000099478 · never reused
Internal UUID01a0aea2-c974-7de0-9544-2f8d7b858f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099478
StatusPUBLIC

Content hashes

Canonical texte962f1293d468ee4fc47e32ed7dbd99b3557f3a41608484f2907b73bb5576cc4
Markdowna58cc50478a621686fa509924ce1d269b1d9612aa300aae328606cb8a55ac2df
PDF
Publication pagee5ad75b5241f79eb1d4982b9926245730fc998d508dbc8b96f73d585dd0e9578
Manifest9ee16dbb75c1ceaa3f5d599adb1777b9415db86f8c1a05a18a7bc5553c75cdd3

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
SignatureIpXHc/2cO+IkqqY3v9BBtpmgIdoxOjDh411AjvD7ZAjBbbCmqHG50tjd3JQ4nEtY0AO6qNYlyX2tz1agIm19CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:16.024427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099478
observed e5ad75b5241f79eb1d4982b992624573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.006343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099478/manifest.json
observed 9ee16dbb75c1ceaa3f5d599adb1777b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.987983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099478/publication.md
observed a58cc50478a621686fa509924ce1d269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.970997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099478/publication.txt
observed e962f1293d468ee4fc47e32ed7dbd99b...
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.