Pith Number

pith:FBLR2EBT

pith:2014:FBLR2EBTZ4VEXOXCXFKMK7QRVZ

not attested not anchored not stored refs pending

A discrete parametrized surface theory in R^3

Andrew O. Sageman-Furnas, Max Wardetzky, Tim Hoffmann

arxiv:1412.7293 v1 · 2014-12-23 · 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{FBLR2EBTZ4VEXOXCXFKMK7QRVZ}

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	2026-05-18T02:30:39.204951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28571d1033cf2a4bbae2b954c57e11ae600177be3536b33d1855853bb7c6330c

Aliases

arxiv: 1412.7293 · arxiv_version: 1412.7293v1 · doi: 10.48550/arxiv.1412.7293 · pith_short_12: FBLR2EBTZ4VE · pith_short_16: FBLR2EBTZ4VEXOXC · pith_short_8: FBLR2EBT

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/FBLR2EBTZ4VEXOXCXFKMK7QRVZ \
  | 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: 28571d1033cf2a4bbae2b954c57e11ae600177be3536b33d1855853bb7c6330c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "080c419ee892be468a753d2695b472311468cb41bc5ad6896f933825445a5eb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-12-23T09:32:27Z",
    "title_canon_sha256": "068ef838e5405afcdc9ad0dbe34790f0987fdf9e19b28bf6d2eee93c1f850711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.7293",
    "kind": "arxiv",
    "version": 1
  }
}