OpenTechnical

OT-2026-000103259

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000103259) never changes.

Identity and time

Publication numberOT-2026-000103259 · never reused
Internal UUID01a0aea4-be3f-71e1-91e7-03a86bb82093 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103259
StatusPUBLIC

Content hashes

Canonical textb88a1fb0f7d16a1c370c090a9516a174d73246850b987dae8f3fcddd90776e26
Markdowndb2fb8ad1ada1b56146bc04c73133afc170926ac4459f4c8218b49da5dce00b2
PDF
Publication pagef31941391a865d20a884cbfb744a889d3b4468c5450d11d9998a744c6c351d43
Manifestb7f42d3d3640209a8976ab23568acded121b19c5adce3bc8ca6fa4216ab2a5b4

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
Signaturey+YmQ7+IDhrwba+5b6YK2HF1JpXrazyRhODdCUnc1wOwTrAcOwY/KxVXXP+qyJWqhxyq+gO5AzLmP+I3kdHRCg==
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

2026-09-17T09:23:29.758973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103259
observed f31941391a865d20a884cbfb744a889d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:29.742376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103259/manifest.json
observed b7f42d3d3640209a8976ab23568acded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:29.726133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103259/publication.md
observed db2fb8ad1ada1b56146bc04c73133afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:29.708968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103259/publication.txt
observed b88a1fb0f7d16a1c370c090a9516a174...
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.