Pith Number

pith:FCHG77B3

pith:2013:FCHG77B3US46WPB6LS3FA4VBJJ

not attested not anchored not stored refs pending

Adaptive finite elements for semilinear reaction-diffusion systems on growing domains

Anotida Madzvamuse, Chandrasekhar Venkataraman, Omar Lakkis

arxiv:1308.2449 v1 · 2013-08-12 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCHG77B3US46WPB6LS3FA4VBJJ}

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	2026-05-18T03:16:07.371385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

288e6ffc3ba4b9eb3c3e5cb65072a14a5655a343881b0375139090266ec44c47

Aliases

arxiv: 1308.2449 · arxiv_version: 1308.2449v1 · doi: 10.48550/arxiv.1308.2449 · pith_short_12: FCHG77B3US46 · pith_short_16: FCHG77B3US46WPB6 · pith_short_8: FCHG77B3

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/FCHG77B3US46WPB6LS3FA4VBJJ \
  | 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: 288e6ffc3ba4b9eb3c3e5cb65072a14a5655a343881b0375139090266ec44c47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7edd8c67f21c7ad2d46a0c6d8a4aaf2a5282415edc97f79dc0378e3152c8de1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-08-12T02:37:45Z",
    "title_canon_sha256": "8aefa71196a1fca7ce226f99134123e05e46ab5059dd162e39171adff3d0bad3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2449",
    "kind": "arxiv",
    "version": 1
  }
}