Pith Number

pith:QGGQWWVV

pith:2010:QGGQWWVVE3MUYWW2KNHWG74HB6

not attested not anchored not stored refs pending

Local Convergence of Adaptive Methods for Nonlinear Partial Differential Equations

Gantumur Tsogtgerel, Michael Holst, Yunrong Zhu

arxiv:1001.1382 v1 · 2010-01-08 · math.NA · cs.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{QGGQWWVVE3MUYWW2KNHWG74HB6}

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	2026-06-03T23:06:32.436098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

818d0b5ab526d94c5ada534f637f870fa31fe330cb8f755c8aa6775b212f0c63

Aliases

arxiv: 1001.1382 · arxiv_version: 1001.1382v1 · doi: 10.48550/arxiv.1001.1382 · pith_short_12: QGGQWWVVE3MU · pith_short_16: QGGQWWVVE3MUYWW2 · pith_short_8: QGGQWWVV

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/QGGQWWVVE3MUYWW2KNHWG74HB6 \
  | 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: 818d0b5ab526d94c5ada534f637f870fa31fe330cb8f755c8aa6775b212f0c63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "373157ed22fd1fb9176c0e13a16d9ec59d4d05beb0b090b362dedeaf1274d84b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-01-08T23:31:05Z",
    "title_canon_sha256": "7229b3c4a033bf10727dadb27563329ca4efce32e2e30675359941fd01aeea94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1382",
    "kind": "arxiv",
    "version": 1
  }
}