Pith Number

pith:EZZU4ZOL

pith:2019:EZZU4ZOLLSWYUYPGSTXIA6MK67

not attested not anchored not stored refs pending

Proceedings Tenth International Workshop on Computing with Terms and Graphs

Ian Mackie, Maribel Fern\'andez

arxiv:1902.01510 v1 · 2019-02-05 · cs.LO · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZZU4ZOLLSWYUYPGSTXIA6MK67}

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	2026-05-17T23:54:47.489386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26734e65cb5cad8a61e694ee80798af7dbf557804afafa168dd32314fa190656

Aliases

arxiv: 1902.01510 · arxiv_version: 1902.01510v1 · doi: 10.48550/arxiv.1902.01510 · pith_short_12: EZZU4ZOLLSWY · pith_short_16: EZZU4ZOLLSWYUYPG · pith_short_8: EZZU4ZOL

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/EZZU4ZOLLSWYUYPGSTXIA6MK67 \
  | 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: 26734e65cb5cad8a61e694ee80798af7dbf557804afafa168dd32314fa190656

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "358b4a14d72f82c2184413de0e42acbb9fc749a5b0aaa24d189f8f5df1b379bf",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-02-05T01:17:47Z",
    "title_canon_sha256": "f404c00f077137ba47bf8bd670ba84fd462307dd73c1684257f0ccbebf03f2c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01510",
    "kind": "arxiv",
    "version": 1
  }
}