Pith Number

pith:LRHNQV6H

pith:2014:LRHNQV6HYJTTIMMZUDZ4R7NLAL

not attested not anchored not stored refs pending

Large time behavior for the fast diffusion equation with critical absorption

Philippe Laurencot (IMT), Razvan Gabriel Iagar (IMAR), Said Benachour (IECN)

arxiv:1409.2154 v1 · 2014-09-07 · 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{LRHNQV6HYJTTIMMZUDZ4R7NLAL}

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	2026-05-18T02:43:17.738619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c4ed857c7c267343199a0f3c8fdab02cdaa624eaafecadf27e4a0b58bb9ebc2

Aliases

arxiv: 1409.2154 · arxiv_version: 1409.2154v1 · doi: 10.48550/arxiv.1409.2154 · pith_short_12: LRHNQV6HYJTT · pith_short_16: LRHNQV6HYJTTIMMZ · pith_short_8: LRHNQV6H

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/LRHNQV6HYJTTIMMZUDZ4R7NLAL \
  | 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: 5c4ed857c7c267343199a0f3c8fdab02cdaa624eaafecadf27e4a0b58bb9ebc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9771e690a75a06e0b3d29eb571b6efc3e00dcb7c151bccfdc3f59cc31cb55c03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-09-07T19:07:58Z",
    "title_canon_sha256": "f36d9c339455f2652e5daa9a23c99e88e79dee57f83ef29001806ab024c5a836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2154",
    "kind": "arxiv",
    "version": 1
  }
}