Pith Number

pith:PJQT4UGG

pith:2014:PJQT4UGGQO4IJLCD65UVY67LPN

not attested not anchored not stored refs pending

Expansion of a singularly perturbed equation with a two-scale converging convection term

Alexandre Mouton (LPP)

arxiv:1404.4262 v2 · 2014-04-16 · 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{PJQT4UGGQO4IJLCD65UVY67LPN}

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	2026-05-18T02:27:58.705841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a613e50c683b884ac43f7695c7beb7b7daa831a511b8ef582607e289cd8b77e

Aliases

arxiv: 1404.4262 · arxiv_version: 1404.4262v2 · doi: 10.48550/arxiv.1404.4262 · pith_short_12: PJQT4UGGQO4I · pith_short_16: PJQT4UGGQO4IJLCD · pith_short_8: PJQT4UGG

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/PJQT4UGGQO4IJLCD65UVY67LPN \
  | 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: 7a613e50c683b884ac43f7695c7beb7b7daa831a511b8ef582607e289cd8b77e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1032f706c8a4bb9892e5245e911866bf1cc2bc79bc7920c6cd59cece15776a77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-04-16T14:22:39Z",
    "title_canon_sha256": "8218860fbcd6d5359c08d9a1dbcbd7f56819cbac38d18c4f703c6b94ade5a659"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4262",
    "kind": "arxiv",
    "version": 2
  }
}