Pith Number

pith:TQYBNIKH

pith:2015:TQYBNIKHJYCM5J7FRNE6ENF2BW

not attested not anchored not stored refs pending

An online generalized multiscale discontinuous Galerkin method (GMsDGM) for flows in heterogeneous media

Eric T. Chung, Wing Tat Leung, Yalchin Efendiev

arxiv:1504.04417 v1 · 2015-04-17 · 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{TQYBNIKHJYCM5J7FRNE6ENF2BW}

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	2026-05-18T02:18:32.448869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c3016a1474e04cea7e58b49e234ba0d8376d31220f3e0e811b40aede0b9b8a3

Aliases

arxiv: 1504.04417 · arxiv_version: 1504.04417v1 · doi: 10.48550/arxiv.1504.04417 · pith_short_12: TQYBNIKHJYCM · pith_short_16: TQYBNIKHJYCM5J7F · pith_short_8: TQYBNIKH

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/TQYBNIKHJYCM5J7FRNE6ENF2BW \
  | 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: 9c3016a1474e04cea7e58b49e234ba0d8376d31220f3e0e811b40aede0b9b8a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f38f0887d848238b5e8da858266130577b8c380f3f40820eadd39988a6973af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-04-17T01:31:24Z",
    "title_canon_sha256": "cc4b29bb8101d0dee16679404289c5acf5e680949d92e0863544c180614298e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04417",
    "kind": "arxiv",
    "version": 1
  }
}