Pith Number

pith:GEXSR776

pith:2015:GEXSR776JWQOHPLQ4PY5YNHBYU

not attested not anchored not stored refs pending

Inversion of the attenuated geodesic X-ray transform over functions and vector fields on simple surfaces

Fran\c{c}ois Monard

arxiv:1503.07190 v2 · 2015-03-24 · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GEXSR776JWQOHPLQ4PY5YNHBYU}

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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	2026-05-18T01:23:33.579707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

312f28fffe4da0e3bd70e3f1dc34e1c51386e141078d058ae7ae5ab57c445c13

Aliases

arxiv: 1503.07190 · arxiv_version: 1503.07190v2 · doi: 10.48550/arxiv.1503.07190 · pith_short_12: GEXSR776JWQO · pith_short_16: GEXSR776JWQOHPLQ · pith_short_8: GEXSR776

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/GEXSR776JWQOHPLQ4PY5YNHBYU \
  | 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: 312f28fffe4da0e3bd70e3f1dc34e1c51386e141078d058ae7ae5ab57c445c13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fa1bdf017260d3b76b389025e0155dc2b843f799ffbd8f950b59c88343b0091",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-03-24T20:33:35Z",
    "title_canon_sha256": "9ae693b6897059525e74019fcd0d55270b8953fcf2462fbb65aaf1f4e3723c4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07190",
    "kind": "arxiv",
    "version": 2
  }
}