Pith Number

pith:QSGZMUVQ

pith:2013:QSGZMUVQZFATZL3KI4TZAOFVJZ

not attested not anchored not stored refs pending

A three-phase free boundary problem with melting ice and dissolving gas

John M. Stockie, Maurizio Ceseri

arxiv:1301.0546 v2 · 2013-01-03 · math-ph · math.MP · 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{QSGZMUVQZFATZL3KI4TZAOFVJZ}

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	2026-05-17T23:53:35.899397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

848d9652b0c9413caf6a47279038b54e44fe4c626e462514f3e71c7b5c15267e

Aliases

arxiv: 1301.0546 · arxiv_version: 1301.0546v2 · doi: 10.48550/arxiv.1301.0546 · pith_short_12: QSGZMUVQZFAT · pith_short_16: QSGZMUVQZFATZL3K · pith_short_8: QSGZMUVQ

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/QSGZMUVQZFATZL3KI4TZAOFVJZ \
  | 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: 848d9652b0c9413caf6a47279038b54e44fe4c626e462514f3e71c7b5c15267e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b29336bb7d0c8d7176437ca9c8f1b0232be0d6335e49ea79612873d1b7d7611d",
    "cross_cats_sorted": [
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-01-03T20:42:39Z",
    "title_canon_sha256": "8619f7cd8bdbe30eaf5af5d1a5244d31a4efa8a5ae634dc39f841553073346f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0546",
    "kind": "arxiv",
    "version": 2
  }
}