Pith Number

pith:EXS6KB3U

pith:2019:EXS6KB3UWOXQ7PJ2CSGMMJUC5T

not attested not anchored not stored refs pending

Active Fingering Instability in Tissue Spreading

Carles Blanch-Mercader, Jaume Casademunt, Ricard Alert

arxiv:1903.00549 v1 · 2019-03-01 · physics.bio-ph · cond-mat.soft · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EXS6KB3UWOXQ7PJ2CSGMMJUC5T}

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	2026-05-17T23:52:14.175639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25e5e50774b3af0fbd3a148cc62682ecc707b508a46ee019737ed9c3eb7d2072

Aliases

arxiv: 1903.00549 · arxiv_version: 1903.00549v1 · doi: 10.48550/arxiv.1903.00549 · pith_short_12: EXS6KB3UWOXQ · pith_short_16: EXS6KB3UWOXQ7PJ2 · pith_short_8: EXS6KB3U

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/EXS6KB3UWOXQ7PJ2CSGMMJUC5T \
  | 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: 25e5e50774b3af0fbd3a148cc62682ecc707b508a46ee019737ed9c3eb7d2072

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7c105d4ff5bceb8e085f92a952c5b51bc02a5053834a26370c4aaa8201db5fa",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "q-bio.TO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2019-03-01T21:47:07Z",
    "title_canon_sha256": "6135a65515b59b6e45cec298b5e13a9cbbec44006b710545e6ed1a5446babe59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00549",
    "kind": "arxiv",
    "version": 1
  }
}