Pith Number

pith:Y5UT2U4A

pith:2014:Y5UT2U4AQCSBTDYQ4M7H2JH3X5

not attested not anchored not stored refs pending

Partial Observability and its Consistency for PDEs

Francis X. Giraldo, Liang Xu, Wei Kang

arxiv:1401.0235 v1 · 2014-01-01 · math.OC · math.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y5UT2U4AQCSBTDYQ4M7H2JH3X5}

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	2026-05-18T03:03:23.693542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7693d538080a4198f10e33e7d24fbbf57e6af91471ad396b3d0bcc2d5d423a4

Aliases

arxiv: 1401.0235 · arxiv_version: 1401.0235v1 · doi: 10.48550/arxiv.1401.0235 · pith_short_12: Y5UT2U4AQCSB · pith_short_16: Y5UT2U4AQCSBTDYQ · pith_short_8: Y5UT2U4A

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/Y5UT2U4AQCSBTDYQ4M7H2JH3X5 \
  | 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: c7693d538080a4198f10e33e7d24fbbf57e6af91471ad396b3d0bcc2d5d423a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f64f567806cd2f41a53790fd2a36624e01d00290aa363a0d451b1e6169adad3f",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-01-01T00:13:51Z",
    "title_canon_sha256": "41b925dc519251a78dfd9d878df242ed701248451b450ca8f5bc78ad605eb4a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0235",
    "kind": "arxiv",
    "version": 1
  }
}