Pith Number

pith:HBEBXPYM

pith:2020:HBEBXPYM3G7PQPQEA5TZN7FFZS

not attested not anchored not stored refs pending

Analytical expressions of variable specific yield for layered soils in shallow water table environments

Chen Sun, Guanhua Huang, Xue Xiao, Xu Xu

arxiv:2005.03910 v1 · 2020-05-08 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HBEBXPYM3G7PQPQEA5TZN7FFZS}

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	2026-07-05T01:01:27.228273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38481bbf0cd9bef83e04076796fca5ccaf95e9801772fdcdf67bbdf34974d9ad

Aliases

arxiv: 2005.03910 · arxiv_version: 2005.03910v1 · doi: 10.48550/arxiv.2005.03910 · pith_short_12: HBEBXPYM3G7P · pith_short_16: HBEBXPYM3G7PQPQE · pith_short_8: HBEBXPYM

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/HBEBXPYM3G7PQPQEA5TZN7FFZS \
  | 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: 38481bbf0cd9bef83e04076796fca5ccaf95e9801772fdcdf67bbdf34974d9ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7aabf072cd3cd8965e050ae2ccd4c1df2afdf5a356fd345f81eac426757add4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2020-05-08T08:56:29Z",
    "title_canon_sha256": "6bd4cbf91ebe9d29f4fc8ba84f877b77956b83c438e972669d1eddda1e63717a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.03910",
    "kind": "arxiv",
    "version": 1
  }
}