Pith Number

pith:VHINURCV

pith:2015:VHINURCVI3EJECXQZDGUGVLTLD

not attested not anchored not stored refs pending

Modal Characterisations of Behavioural Pseudometrics

Daniel Gebler, Wenjie Du, Yuxin Deng

arxiv:1509.03391 v1 · 2015-09-11 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHINURCVI3EJECXQZDGUGVLTLD}

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	2026-05-18T01:33:23.400886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9d0da445546c8920af0c8cd43557358e57d37368daca6cf73e2273ee3875154

Aliases

arxiv: 1509.03391 · arxiv_version: 1509.03391v1 · doi: 10.48550/arxiv.1509.03391 · pith_short_12: VHINURCVI3EJ · pith_short_16: VHINURCVI3EJECXQ · pith_short_8: VHINURCV

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/VHINURCVI3EJECXQZDGUGVLTLD \
  | 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: a9d0da445546c8920af0c8cd43557358e57d37368daca6cf73e2273ee3875154

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d0258a393955eefa4e112fcd774c85d0271344756e2d1a761474076a480e53d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-09-11T05:33:30Z",
    "title_canon_sha256": "26a5e598ec0fecd7116482b813afd972f1a058c4396feaeb3d453778a2738e5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03391",
    "kind": "arxiv",
    "version": 1
  }
}