Pith Number

pith:O2CDF2LK

pith:2012:O2CDF2LKMBQPFEJKYXLSYZYAJC

not attested not anchored not stored refs pending

Finite Element Convergence for the Joule Heating Problem with Mixed Boundary Conditions

Axel M{\aa}lqvist, Max Jensen

arxiv:1203.6306 v1 · 2012-03-28 · 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{O2CDF2LKMBQPFEJKYXLSYZYAJC}

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	2026-05-18T03:32:57.084044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

768432e96a6060f2912ac5d72c670048ae8ea84e5077a356f731d46badd2cd52

Aliases

arxiv: 1203.6306 · arxiv_version: 1203.6306v1 · doi: 10.48550/arxiv.1203.6306 · pith_short_12: O2CDF2LKMBQP · pith_short_16: O2CDF2LKMBQPFEJK · pith_short_8: O2CDF2LK

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/O2CDF2LKMBQPFEJKYXLSYZYAJC \
  | 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: 768432e96a6060f2912ac5d72c670048ae8ea84e5077a356f731d46badd2cd52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5107cfc405d7df9a9f13dffef01f375b7b10535b81fc67462c70b9a3b91a8a72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-03-28T16:17:26Z",
    "title_canon_sha256": "9ac7330f763cc2aa76ba40ef21b87e9bf7b76d01f38678ce1e0bcefb9d09de57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6306",
    "kind": "arxiv",
    "version": 1
  }
}