Pith Number

pith:R5HBJ3VM

pith:2013:R5HBJ3VMHIVZUGCEY4WR6FJYAY

not attested not anchored not stored refs pending

Pebbling Arguments for Tree Evaluation

David Liu

arxiv:1311.0293 v1 · 2013-11-01 · 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{R5HBJ3VMHIVZUGCEY4WR6FJYAY}

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.

Cited by

1 paper in Pith

Understanding Robust Catalytic Computing

Receipt and verification

First computed	2026-05-18T03:08:06.357850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f4e14eeac3a2b9a1844c72d1f1538061d48d8df1a3dff5752f6e0f1f1bffcf6

Aliases

arxiv: 1311.0293 · arxiv_version: 1311.0293v1 · doi: 10.48550/arxiv.1311.0293 · pith_short_12: R5HBJ3VMHIVZ · pith_short_16: R5HBJ3VMHIVZUGCE · pith_short_8: R5HBJ3VM

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/R5HBJ3VMHIVZUGCEY4WR6FJYAY \
  | 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: 8f4e14eeac3a2b9a1844c72d1f1538061d48d8df1a3dff5752f6e0f1f1bffcf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "721c06f8fb078bb2bb5289f108c7335ade099708be54e4a41027a85e3cca2157",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2013-11-01T20:13:47Z",
    "title_canon_sha256": "b36ddacb6d63bd5d6edecc63af76c685235efab4bbabafcfeb6e7026ae9dbd0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0293",
    "kind": "arxiv",
    "version": 1
  }
}