Pith Number

pith:NQZZCEY5

pith:2026:NQZZCEY5P7MZLRLZB5NCAXZO4A

not attested not anchored not stored refs pending

Joint Velocity Slope Diffusion Prior for Structurally Constrained Velocity Model Building

Francesco Brandolin, Tariq Alkhalifah

arxiv:2607.04982 v1 · 2026-07-06 · physics.geo-ph · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQZZCEY5P7MZLRLZB5NCAXZO4A}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-07T02:20:16.696936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c3391131d7fd995c5790f5a205f2ee0394b73079dce13e93ce999fa6d1b4da3

Aliases

arxiv: 2607.04982 · arxiv_version: 2607.04982v1 · doi: 10.48550/arxiv.2607.04982 · pith_short_12: NQZZCEY5P7MZ · pith_short_16: NQZZCEY5P7MZLRLZ · pith_short_8: NQZZCEY5

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NQZZCEY5P7MZLRLZB5NCAXZO4A \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6c3391131d7fd995c5790f5a205f2ee0394b73079dce13e93ce999fa6d1b4da3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d8a60b8045f0517057c491e43010defdfb53711e472fa0ce64fe40b378129d8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2026-07-06T12:18:13Z",
    "title_canon_sha256": "987f4c7ccc79d4f740d57241a5233ea62e5dc47e055a7eb9a009db207e2cea12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.04982",
    "kind": "arxiv",
    "version": 1
  }
}