Pith Number

pith:TBNKWDM5

pith:2019:TBNKWDM5CQ6IHH3Y3WVZCKPARL

not attested not anchored not stored refs pending

Oscillation in a posteriori error estimation

Andreas Veeser, Christian Kreuzer

arxiv:1903.05915 v1 · 2019-03-14 · 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{TBNKWDM5CQ6IHH3Y3WVZCKPARL}

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	2026-05-17T23:51:15.782148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

985aab0d9d143c839f78ddab9129e08aeea9f1c59bb293ad070923fd23fe3e47

Aliases

arxiv: 1903.05915 · arxiv_version: 1903.05915v1 · doi: 10.48550/arxiv.1903.05915 · pith_short_12: TBNKWDM5CQ6I · pith_short_16: TBNKWDM5CQ6IHH3Y · pith_short_8: TBNKWDM5

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/TBNKWDM5CQ6IHH3Y3WVZCKPARL \
  | 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: 985aab0d9d143c839f78ddab9129e08aeea9f1c59bb293ad070923fd23fe3e47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ac8900f66614e3c8d779e9c64a513ed64fa8a417c327e7e277bdfa431a597b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-03-14T10:53:30Z",
    "title_canon_sha256": "b2bbe0ec1f131745e5671181b7e1aade4988d0d85346b4f22fab1e7788e1a91e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05915",
    "kind": "arxiv",
    "version": 1
  }
}