Pith Number

pith:LBZZBT6T

pith:2018:LBZZBT6T5PDCDCZK6TDVOUNE7H

not attested not anchored not stored refs pending

Online Barycenter Estimation of Large Weighted Graphs

Ioana Gavra, Laurent Risser

arxiv:1803.11137 v1 · 2018-03-29 · math.PR · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBZZBT6T5PDCDCZK6TDVOUNE7H}

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	2026-05-18T00:19:48.414040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

587390cfd3ebc6218b2af4c75751a4f9f806ed3e910f3c86ac1def2f15695b40

Aliases

arxiv: 1803.11137 · arxiv_version: 1803.11137v1 · doi: 10.48550/arxiv.1803.11137 · pith_short_12: LBZZBT6T5PDC · pith_short_16: LBZZBT6T5PDCDCZK · pith_short_8: LBZZBT6T

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/LBZZBT6T5PDCDCZK6TDVOUNE7H \
  | 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: 587390cfd3ebc6218b2af4c75751a4f9f806ed3e910f3c86ac1def2f15695b40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb304982110711a3993138208a68f34a6414d5e3fbac3532558eac9d4865be7",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2018-03-29T16:24:38Z",
    "title_canon_sha256": "56710962c748cd5ae3224d964e63336718d0f9de73ab03ada32d88773ba403e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.11137",
    "kind": "arxiv",
    "version": 1
  }
}