Pith Number

pith:UYSSVCDY

pith:2015:UYSSVCDYFARQ3LFDVWV4ZB5U7V

not attested not anchored not stored refs pending

Complex structures of splitting type

Antonio Otal, Daniele Angella, Luis Ugarte, Raquel Villacampa

arxiv:1507.03385 v3 · 2015-07-13 · 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{UYSSVCDYFARQ3LFDVWV4ZB5U7V}

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	2026-05-18T00:28:27.488091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6252a887828230daca3adabcc87b4fd5858c74708627c232ba46a607ccb140f

Aliases

arxiv: 1507.03385 · arxiv_version: 1507.03385v3 · doi: 10.48550/arxiv.1507.03385 · pith_short_12: UYSSVCDYFARQ · pith_short_16: UYSSVCDYFARQ3LFD · pith_short_8: UYSSVCDY

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/UYSSVCDYFARQ3LFDVWV4ZB5U7V \
  | 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: a6252a887828230daca3adabcc87b4fd5858c74708627c232ba46a607ccb140f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "263b0a3c8fb7749f1a75a48c6354b9f6290713eb4e1b2faa2c8e5defc16214eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-07-13T10:26:03Z",
    "title_canon_sha256": "6a1a870d6271abaec3e89b43fffb0ebaa8aedadbb835e9c183078314775af36f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03385",
    "kind": "arxiv",
    "version": 3
  }
}