Pith Number

pith:2DRFRSJ3

pith:2017:2DRFRSJ3QHCPXB65PKRH7BZEBX

not attested not anchored not stored refs pending

On the vanishing viscosity approximation of a nonlinear model for tumor growth

Donatella Donatelli, Konstantina Trivisa

arxiv:1705.07757 v1 · 2017-05-19 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2DRFRSJ3QHCPXB65PKRH7BZEBX}

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	2026-05-18T00:44:04.664374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0e258c93b81c4fb87dd7aa27f87240dfa2c5c09cd08b7e1b93420fd1cb4c949

Aliases

arxiv: 1705.07757 · arxiv_version: 1705.07757v1 · doi: 10.48550/arxiv.1705.07757 · pith_short_12: 2DRFRSJ3QHCP · pith_short_16: 2DRFRSJ3QHCPXB65 · pith_short_8: 2DRFRSJ3

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/2DRFRSJ3QHCPXB65PKRH7BZEBX \
  | 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: d0e258c93b81c4fb87dd7aa27f87240dfa2c5c09cd08b7e1b93420fd1cb4c949

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a6212a75f6d4324fe8dfd3ef0b401971135079a51f89a4dbb0b19f272fdf60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-19T14:32:47Z",
    "title_canon_sha256": "e51260efeb1f537199eea5a924d1ed277e53f7e3c355a6e77de042a5c9da9055"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07757",
    "kind": "arxiv",
    "version": 1
  }
}