Pith Number

pith:QAOLTEXD

pith:2017:QAOLTEXD5UQZM6MBP5EJYMZQUK

not attested not anchored not stored refs pending

Being even slightly shallow makes life hard

Blair D. Sullivan, Felix Reidl, Irene Muzi, Michael P. O'Brien

arxiv:1705.06796 v1 · 2017-05-18 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QAOLTEXD5UQZM6MBP5EJYMZQUK}

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	2026-05-18T00:44:11.271890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

801cb992e3ed219679817f489c3330a295103db434b556448ed8498c9d933a81

Aliases

arxiv: 1705.06796 · arxiv_version: 1705.06796v1 · doi: 10.48550/arxiv.1705.06796 · pith_short_12: QAOLTEXD5UQZ · pith_short_16: QAOLTEXD5UQZM6MB · pith_short_8: QAOLTEXD

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/QAOLTEXD5UQZM6MBP5EJYMZQUK \
  | 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: 801cb992e3ed219679817f489c3330a295103db434b556448ed8498c9d933a81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7f805e3fe967e0ab989bf6b373969dca415fee51967b53cdb2d0128f62729ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-05-18T20:46:31Z",
    "title_canon_sha256": "bb0c71d1ea6e38892317850592afc71dd1bb96dd88bc7d983af8f5c06b6f884b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06796",
    "kind": "arxiv",
    "version": 1
  }
}