Pith Number

pith:KGC6KWGK

pith:2013:KGC6KWGKLASK7VWMXX763YHQUE

not attested not anchored not stored refs pending

A unified framework for parabolic equations with mixed boundary conditions and diffusion on interfaces

Joachim Rehberg, Karoline Disser, Martin Meyries

arxiv:1312.5882 v2 · 2013-12-20 · 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{KGC6KWGKLASK7VWMXX763YHQUE}

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	2026-05-18T02:28:23.215810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5185e558ca5824afd6ccbdffede0f0a116911871cb193d2c7719005962616794

Aliases

arxiv: 1312.5882 · arxiv_version: 1312.5882v2 · doi: 10.48550/arxiv.1312.5882 · pith_short_12: KGC6KWGKLASK · pith_short_16: KGC6KWGKLASK7VWM · pith_short_8: KGC6KWGK

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/KGC6KWGKLASK7VWMXX763YHQUE \
  | 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: 5185e558ca5824afd6ccbdffede0f0a116911871cb193d2c7719005962616794

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45ac92a60fb2112a3034397c96b2dfe911962edd5cd5729a9d5ddf88d856bd48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-12-20T10:52:50Z",
    "title_canon_sha256": "f97d7b171bcc8d1744ca1d76ad0daac3c612c43b631434a610d942e562d508b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5882",
    "kind": "arxiv",
    "version": 2
  }
}