Pith Number

pith:4A7HGJ2J

pith:2012:4A7HGJ2JPEFXO7774WYE7HBKQX

not attested not anchored not stored refs pending

Spinor Darboux Equations of Curves in Euclidean 3-Space

\.Il\.Im K\.I\c{S}\.I, Murat Tosun

arxiv:1210.4185 v1 · 2012-10-16 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4A7HGJ2JPEFXO7774WYE7HBKQX}

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	2026-05-18T03:43:06.685439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e03e732749790b777fffe5b04f9c2a85c957d84e926a13a7ebe82cf2a3109267

Aliases

arxiv: 1210.4185 · arxiv_version: 1210.4185v1 · doi: 10.48550/arxiv.1210.4185 · pith_short_12: 4A7HGJ2JPEFX · pith_short_16: 4A7HGJ2JPEFXO777 · pith_short_8: 4A7HGJ2J

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/4A7HGJ2JPEFXO7774WYE7HBKQX \
  | 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: e03e732749790b777fffe5b04f9c2a85c957d84e926a13a7ebe82cf2a3109267

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e19e34dc3eeab06baa1ab1e5d43eeb01dd341af53183c776c30aeda85316c33d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2012-10-16T21:34:28Z",
    "title_canon_sha256": "3fca7f20fe225882805c067b9b122bb668042a76ec46491b34b13c6da78d819d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4185",
    "kind": "arxiv",
    "version": 1
  }
}