Pith Number

pith:FLVMEK3R

pith:2008:FLVMEK3RXWEVJCUH44G3SARVYW

not attested not anchored not stored refs pending

The Maskit embedding of the twice punctured torus

Caroline Series

arxiv:0808.2119 v1 · 2008-08-15 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FLVMEK3RXWEVJCUH44G3SARVYW}

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	2026-05-18T02:38:19.048430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aeac22b71bd89548a87e70db90235c5b322ba4b5110a21d45374c90e9dead7e

Aliases

arxiv: 0808.2119 · arxiv_version: 0808.2119v1 · doi: 10.48550/arxiv.0808.2119 · pith_short_12: FLVMEK3RXWEV · pith_short_16: FLVMEK3RXWEVJCUH · pith_short_8: FLVMEK3R

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/FLVMEK3RXWEVJCUH44G3SARVYW \
  | 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: 2aeac22b71bd89548a87e70db90235c5b322ba4b5110a21d45374c90e9dead7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2528cd0bf7ff1fde72595c3bdac5a8971d14638fc8a7e3bb715e2985c8609729",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2008-08-15T09:30:28Z",
    "title_canon_sha256": "271590827d502b6ad28c650f0020ac2917aa5ebb83ccbde19f15a57a3fec0dc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2119",
    "kind": "arxiv",
    "version": 1
  }
}