OpenTechnical

OT-2026-000097827

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000097827) never changes.

Identity and time

Publication numberOT-2026-000097827 · never reused
Internal UUID01a0aea1-92f6-7b59-aee6-7dae5b3d2be1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097827
StatusPUBLIC

Content hashes

Canonical text78a9edd6f436b1707e75b23ea4c5cc35fcc7e78c9aca10c81f80b91b4a2099ee
Markdown9b80ecf3b769a45aeb5ba3b5947e2c3b462cd6faf8c00bcd76f8e549b2b86502
PDF
Publication page96fb401be34bc14813aa894a5c03e0f7aa8377d3f02a8d1ee8127d6c07bb00b0
Manifest94715714f27a90b7f201e1fad62c7cc5f6ef86b0af2bf3a95627c0d173e37e29

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
Signaturepii4ADg5jb2vFIqNalD2yCnc/z/m3OmUsBHJNf1Ij6bocLRPjO9bwTyF0Y+zQcmJasiFaQYIgsLFUicoqaOyCQ==
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

2026-09-17T09:32:55.230186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097827
observed 96fb401be34bc14813aa894a5c03e0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.214170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097827/manifest.json
observed 94715714f27a90b7f201e1fad62c7cc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.197146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097827/publication.md
observed 9b80ecf3b769a45aeb5ba3b5947e2c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.179153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097827/publication.txt
observed 78a9edd6f436b1707e75b23ea4c5cc35...
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.