Pith Number

pith:CTCA2J4T

pith:2018:CTCA2J4T7BMWOZDNZOTOMOQULA

not attested not anchored not stored refs pending

Introduction to coherent spaces

Arnold Neumaier

arxiv:1804.01402 v2 · 2018-04-04 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTCA2J4T7BMWOZDNZOTOMOQULA}

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	2026-05-18T00:04:34.087417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14c40d2793f85967646dcba6e63a14581817ef8f9321cd2e3c47fe690e83a74d

Aliases

arxiv: 1804.01402 · arxiv_version: 1804.01402v2 · doi: 10.48550/arxiv.1804.01402 · pith_short_12: CTCA2J4T7BMW · pith_short_16: CTCA2J4T7BMWOZDN · pith_short_8: CTCA2J4T

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/CTCA2J4T7BMWOZDNZOTOMOQULA \
  | 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: 14c40d2793f85967646dcba6e63a14581817ef8f9321cd2e3c47fe690e83a74d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30e0405190d5a462d7e7e574d070814be0b75e822f5adc7f137b206990e866c3",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-04-04T13:41:06Z",
    "title_canon_sha256": "d5bb5f0e08747e80cd54c1be02a2cbbf390515b2366dd37f530c5df3dbf30d1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01402",
    "kind": "arxiv",
    "version": 2
  }
}