Pith Number

pith:ZLU7AHFR

pith:2019:ZLU7AHFRYCTVQAV4RDXTWRC7NT

not attested not anchored not stored refs pending

Problems with the EFG formalism: a solution attempt using observations

Viliam Lis\'y, Vojt\v{e}ch Kova\v{r}\'ik

arxiv:1906.06291 v1 · 2019-06-14 · cs.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{ZLU7AHFRYCTVQAV4RDXTWRC7NT}

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	2026-05-17T23:43:19.108673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cae9f01cb1c0a75802bc88ef3b445f6cc382e4451e155f88ace66d6ee1cc72cd

Aliases

arxiv: 1906.06291 · arxiv_version: 1906.06291v1 · doi: 10.48550/arxiv.1906.06291 · pith_short_12: ZLU7AHFRYCTV · pith_short_16: ZLU7AHFRYCTVQAV4 · pith_short_8: ZLU7AHFR

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/ZLU7AHFRYCTVQAV4RDXTWRC7NT \
  | 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: cae9f01cb1c0a75802bc88ef3b445f6cc382e4451e155f88ace66d6ee1cc72cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c58e6db7d591129223cae32eacc64f53073954c4ae5f5c45de67213372f0fcc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2019-06-14T16:56:29Z",
    "title_canon_sha256": "fb121e42b6d9c71d7684c4de94c5a0b845b88185b1f2ab2e06a14b6016305181"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06291",
    "kind": "arxiv",
    "version": 1
  }
}