Pith Number

pith:4DNGMDYK

pith:2016:4DNGMDYKXMYDBNP5YAHMK2NZMT

not attested not anchored not stored refs pending

Path-Additions of Graphs

Alexander Esch, Daniel Neuwirth, Franz J. Brandenburg

arxiv:1605.02891 v1 · 2016-05-10 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4DNGMDYKXMYDBNP5YAHMK2NZMT}

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	2026-05-18T01:15:08.281876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0da660f0abb3030b5fdc00ec569b964d5d6988efe6c7b948ea45a0bfa392630

Aliases

arxiv: 1605.02891 · arxiv_version: 1605.02891v1 · doi: 10.48550/arxiv.1605.02891 · pith_short_12: 4DNGMDYKXMYD · pith_short_16: 4DNGMDYKXMYDBNP5 · pith_short_8: 4DNGMDYK

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/4DNGMDYKXMYDBNP5YAHMK2NZMT \
  | 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: e0da660f0abb3030b5fdc00ec569b964d5d6988efe6c7b948ea45a0bfa392630

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d7171e0264ea06f27a7e8ea267bebe247fb1f8ad8c93990153c7d0660476ca0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2016-05-10T08:41:16Z",
    "title_canon_sha256": "676eb0010b1f6b58269cc33697d4fff96052140692dd437c175907d06fecee00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02891",
    "kind": "arxiv",
    "version": 1
  }
}