Pith Number

pith:CATLPBBA

pith:2017:CATLPBBANK6GS42WDK7FX46CDL

not attested not anchored not stored refs pending

On an exponential attractor for a class of PDEs with degenerate diffusion and chemotaxis

Anna Zhigun, Messoud Efendiev

arxiv:1705.10403 v2 · 2017-05-29 · 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{CATLPBBANK6GS42WDK7FX46CDL}

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	2026-05-18T00:35:13.679726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1026b784206abc6973561abe5bf3c21ac665469882b473e9bf95c089b16040ea

Aliases

arxiv: 1705.10403 · arxiv_version: 1705.10403v2 · doi: 10.48550/arxiv.1705.10403 · pith_short_12: CATLPBBANK6G · pith_short_16: CATLPBBANK6GS42W · pith_short_8: CATLPBBA

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/CATLPBBANK6GS42WDK7FX46CDL \
  | 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: 1026b784206abc6973561abe5bf3c21ac665469882b473e9bf95c089b16040ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c16924234678179e819ba9c38b462d0b5d88fc23ef5402bcb1770090419193b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-29T21:36:00Z",
    "title_canon_sha256": "16b1b5d2e94950ae1782c0548b755f07d3c7e03c4e9c1b1ddc47c50b5848a864"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10403",
    "kind": "arxiv",
    "version": 2
  }
}