Pith Number

pith:VHSV6KYX

pith:2013:VHSV6KYX26OGGG7GC2NN6FEBEY

not attested not anchored not stored refs pending

Overdetermined problems for fully nonlinear elliptic equations

Boyan Sirakov, Luis Silvestre

arxiv:1306.6673 v1 · 2013-06-27 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHSV6KYX26OGGG7GC2NN6FEBEY}

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	2026-05-18T03:19:43.415876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9e55f2b17d79c631be6169adf148126002ccc3b0afb420927499fcf91e7d20f

Aliases

arxiv: 1306.6673 · arxiv_version: 1306.6673v1 · doi: 10.48550/arxiv.1306.6673 · pith_short_12: VHSV6KYX26OG · pith_short_16: VHSV6KYX26OGGG7G · pith_short_8: VHSV6KYX

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/VHSV6KYX26OGGG7GC2NN6FEBEY \
  | 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: a9e55f2b17d79c631be6169adf148126002ccc3b0afb420927499fcf91e7d20f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38142c1936b7c88ddfa859821143af349b046ec929192b17e6548147f7b642a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-06-27T22:23:35Z",
    "title_canon_sha256": "c98131cc5f64a36eeda222e12acc9e40fbdf427d6f92396a11149bdd5d7127f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6673",
    "kind": "arxiv",
    "version": 1
  }
}