OpenTechnical

OT-2026-000093905

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000093905) never changes.

Identity and time

Publication numberOT-2026-000093905 · never reused
Internal UUID01a0ae9e-92c8-7979-8d62-8f559344aa16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093905
StatusPUBLIC

Content hashes

Canonical text36286ddf4d3409c0edd999eb9046a47c98ca3536cf80563ab383471c469b1541
Markdown7cdb20231a642f5ea82c5b7ed81edb41b343aad4f3fd25d5f2d0942034fe4037
PDF
Publication pagef8e9c966e3f76915ac346de1013e2666ef38bfd91b601b0dc2afeef2b0ecc134
Manifestf77f09044ce7caef57f025bbcab85d63da7df1f8817f0b1fda22d681d49375f6

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
SignatureBmi1RUGT22gbKobw7lstg8HABLIBI9nQGfW6v1edxJM/9JwrIH/6q208z3d4R/d7i8AiBLkgYua0whh30MVmBQ==
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

2026-09-17T09:38:10.405598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093905
observed f8e9c966e3f76915ac346de1013e2666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.388131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093905/manifest.json
observed f77f09044ce7caef57f025bbcab85d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.368191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093905/publication.md
observed 7cdb20231a642f5ea82c5b7ed81edb41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.349647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093905/publication.txt
observed 36286ddf4d3409c0edd999eb9046a47c...
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.