Pith Number

pith:6NWQUHOR

pith:2013:6NWQUHORCQPLUESQEB4XNMYEYC

not attested not anchored not stored refs pending

Robust Hydraulic Fracture Monitoring (HFM) of Multiple Time Overlapping Events Using a Generalized Discrete Radon Transform

Gregory Ely, Shuchin Aeron

arxiv:1305.2169 v1 · 2013-05-09 · physics.geo-ph · cs.IT · math.IT · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NWQUHORCQPLUESQEB4XNMYEYC}

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	2026-05-18T03:26:08.439768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f36d0a1dd1141eba1250207976b304c0845dad6f5161ccb655230f250979dffe

Aliases

arxiv: 1305.2169 · arxiv_version: 1305.2169v1 · doi: 10.48550/arxiv.1305.2169 · pith_short_12: 6NWQUHORCQPL · pith_short_16: 6NWQUHORCQPLUESQ · pith_short_8: 6NWQUHOR

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/6NWQUHORCQPLUESQEB4XNMYEYC \
  | 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: f36d0a1dd1141eba1250207976b304c0845dad6f5161ccb655230f250979dffe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "849d5afb814508ba3d6b29c8c3752801efe7cbe9c380e7b209870f1bb64f7e43",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2013-05-09T18:23:29Z",
    "title_canon_sha256": "311953758b512a48bbb8be84528ea6a601aaa6d2920a411d59fdf80053e89980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2169",
    "kind": "arxiv",
    "version": 1
  }
}