Pith Number

pith:24FPMFR5

pith:2012:24FPMFR5R5RYH5WSMNCATPQ7S6

not attested not anchored not stored refs pending

Stability of the Calder\'on problem for less regular conductivities

Andoni Garc\'ia, Juan Manuel Reyes, Pedro Caro

arxiv:1205.2487 v2 · 2012-05-11 · 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{24FPMFR5R5RYH5WSMNCATPQ7S6}

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	2026-05-18T03:48:58.748932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d70af6163d8f6383f6d2634409be1f97834fa2d284acf8ceb33c5b2951d8e071

Aliases

arxiv: 1205.2487 · arxiv_version: 1205.2487v2 · doi: 10.48550/arxiv.1205.2487 · pith_short_12: 24FPMFR5R5RY · pith_short_16: 24FPMFR5R5RYH5WS · pith_short_8: 24FPMFR5

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/24FPMFR5R5RYH5WSMNCATPQ7S6 \
  | 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: d70af6163d8f6383f6d2634409be1f97834fa2d284acf8ceb33c5b2951d8e071

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "726224fc069637498045945d765d6fa4b0a8e046dba9621db7281fb0a898a88a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-05-11T11:27:13Z",
    "title_canon_sha256": "a7e73a4f0403cd2f27c5f339d8c806cba4523baefef6e9b048c04f6e33223359"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2487",
    "kind": "arxiv",
    "version": 2
  }
}