Pith Number

pith:7TJBYAI5

pith:2017:7TJBYAI5V4W2JV6LCEUSMFLWTU

not attested not anchored not stored refs pending

A simple hysteretic constitutive model for unsaturated flow

Damien Jougnot, Luis Guarracino, Mariangeles Soldi

arxiv:1711.06726 v1 · 2017-11-17 · 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{7TJBYAI5V4W2JV6LCEUSMFLWTU}

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	2026-05-18T00:30:15.815407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcd21c011daf2da4d7cb11292615769d34506ffd3ff94ae6aeb3cb5fa115a148

Aliases

arxiv: 1711.06726 · arxiv_version: 1711.06726v1 · doi: 10.48550/arxiv.1711.06726 · pith_short_12: 7TJBYAI5V4W2 · pith_short_16: 7TJBYAI5V4W2JV6L · pith_short_8: 7TJBYAI5

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/7TJBYAI5V4W2JV6LCEUSMFLWTU \
  | 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: fcd21c011daf2da4d7cb11292615769d34506ffd3ff94ae6aeb3cb5fa115a148

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef2fabe21cdd4f4236fe615b4a1d1dd120dea85816d64c00af92bbe8009a5ddd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2017-11-17T21:08:15Z",
    "title_canon_sha256": "e89bcc5f96854a7206ae42db07fe5325b60bf88d6f1c1677be2332ce2756c384"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06726",
    "kind": "arxiv",
    "version": 1
  }
}