Pith Number

pith:SE6XKO4K

pith:2018:SE6XKO4KXBCOMDJ2C4E3KYFCUP

not attested not anchored not stored refs pending

Natural Groundwater Systems Can Display Chaotic Mixing at the Darcy Scale

Daniel Lester, Guy Metcalfe, Junhong Wu, Michael Trefry

arxiv:1808.03641 v1 · 2018-08-10 · physics.flu-dyn · nlin.CD · physics.app-ph · 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{SE6XKO4KXBCOMDJ2C4E3KYFCUP}

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	2026-05-17T23:40:04.335778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

913d753b8ab844e60d3a1709b560a2a3f5f4f8f8ac38b31bbee82b9f3c7ce6e1

Aliases

arxiv: 1808.03641 · arxiv_version: 1808.03641v1 · doi: 10.48550/arxiv.1808.03641 · pith_short_12: SE6XKO4KXBCO · pith_short_16: SE6XKO4KXBCOMDJ2 · pith_short_8: SE6XKO4K

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/SE6XKO4KXBCOMDJ2C4E3KYFCUP \
  | 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: 913d753b8ab844e60d3a1709b560a2a3f5f4f8f8ac38b31bbee82b9f3c7ce6e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0342f574ede0205e5ad475d90ce79be82d286fc293b6f6658459d06a4e0244b",
    "cross_cats_sorted": [
      "nlin.CD",
      "physics.app-ph",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-08-10T00:10:11Z",
    "title_canon_sha256": "20531b2a2a72cb4d449341f72bfe5fa6b95b85c2650aaeb27a4f0d76a1bf4af7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03641",
    "kind": "arxiv",
    "version": 1
  }
}