Pith Number

pith:PJJEOZTX

pith:2014:PJJEOZTXEIN5R3HT33CVEHM2HU

not attested not anchored not stored refs pending

Deflation techniques for finding distinct solutions of nonlinear partial differential equations

\'Asgeir Birkisson, Patrick E. Farrell, Simon W. Funke

arxiv:1410.5620 v2 · 2014-10-21 · 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{PJJEOZTXEIN5R3HT33CVEHM2HU}

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	2026-05-18T01:37:28.600906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a52476677221bd8ecf3dec5521d9a3d0b71c73582d7d87cd4c8ae6a3d8cd8d7

Aliases

arxiv: 1410.5620 · arxiv_version: 1410.5620v2 · doi: 10.48550/arxiv.1410.5620 · pith_short_12: PJJEOZTXEIN5 · pith_short_16: PJJEOZTXEIN5R3HT · pith_short_8: PJJEOZTX

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/PJJEOZTXEIN5R3HT33CVEHM2HU \
  | 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: 7a52476677221bd8ecf3dec5521d9a3d0b71c73582d7d87cd4c8ae6a3d8cd8d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9789f128840c95044ec13ecc35e6d80abf3f040a12ece123f07dff3fa82b0d9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-10-21T11:25:06Z",
    "title_canon_sha256": "cd07abecaa06425760fafcdc46980157ee723abd84f6aaeeede96d0b52179638"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5620",
    "kind": "arxiv",
    "version": 2
  }
}