Pith Number

pith:DA6OC7GC

pith:2011:DA6OC7GCYWVONB6XB6HOC3D4K3

not attested not anchored not stored refs pending

Saturated-Unsaturated flow in a Compressible Leaky-unconfined Aquifer

Kristopher L. Kuhlman, Phoolendra K. Mishra, Velimir V. Vessilinov

arxiv:1111.1265 v2 · 2011-11-04 · math-ph · math.MP · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DA6OC7GCYWVONB6XB6HOC3D4K3}

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	2026-05-18T03:48:34.058066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

183ce17cc2c5aae687d70f8ee16c7c56d4c4883d6b635928fe79e3b4a8e4ccba

Aliases

arxiv: 1111.1265 · arxiv_version: 1111.1265v2 · doi: 10.48550/arxiv.1111.1265 · pith_short_12: DA6OC7GCYWVO · pith_short_16: DA6OC7GCYWVONB6X · pith_short_8: DA6OC7GC

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/DA6OC7GCYWVONB6XB6HOC3D4K3 \
  | 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: 183ce17cc2c5aae687d70f8ee16c7c56d4c4883d6b635928fe79e3b4a8e4ccba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb3aa7819305fcf4e3397314519d2b55dffbbabde0e175bcbe9ac21efac8cd9b",
    "cross_cats_sorted": [
      "math.MP",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-11-04T22:14:22Z",
    "title_canon_sha256": "943c13bdce38e9f0627e220dd8ee421c17cf60a836ceb6fa56e1b672ddbc0ef4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1265",
    "kind": "arxiv",
    "version": 2
  }
}