Pith Number

pith:DYHZ2UGX

pith:2021:DYHZ2UGXKGTOLNNU2GORW5DWCN

not attested not anchored not stored refs pending

Reconstruction and interpolation of manifolds II: Inverse problems with partial data for distances observations and for the heat kernel

Charles Fefferman, Hariharan Narayanan, Jinpeng Lu, Matti Lassas, Sergei Ivanov

arxiv:2111.14528 v2 · 2021-11-29 · math.DG · 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{DYHZ2UGXKGTOLNNU2GORW5DWCN}

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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.

Cited by

2 papers in Pith

Manifold Fitting: A Review of Methods and Applications

Reconstructing the Geometry of Random Geometric Graphs

Receipt and verification

First computed	2026-07-05T11:11:28.873822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e0f9d50d751a6e5b5b4d19d1b747613530fe8fc2ae70854b3a99a51164f50c1

Aliases

arxiv: 2111.14528 · arxiv_version: 2111.14528v2 · doi: 10.48550/arxiv.2111.14528 · pith_short_12: DYHZ2UGXKGTO · pith_short_16: DYHZ2UGXKGTOLNNU · pith_short_8: DYHZ2UGX

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/DYHZ2UGXKGTOLNNU2GORW5DWCN \
  | 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: 1e0f9d50d751a6e5b5b4d19d1b747613530fe8fc2ae70854b3a99a51164f50c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1809aad94dadcdf7d1f0dc8428dfff6eb5ccf93fd81fa24263efbaef9f9e0a70",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2021-11-29T13:40:31Z",
    "title_canon_sha256": "483d027afd45190a3dfc063dfe850bc1f51a6681e8f06ed42f0fe333fd6bf264"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.14528",
    "kind": "arxiv",
    "version": 2
  }
}