Pith Number

pith:4M73V5U4

pith:2019:4M73V5U4EWQ5DFXUGEQ4YY37QK

not attested not anchored not stored refs pending

On the Capacity of Computation Broadcast

Hua Sun, Syed A. Jafar

arxiv:1903.07597 v1 · 2019-03-18 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4M73V5U4EWQ5DFXUGEQ4YY37QK}

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	2026-05-17T23:51:00.910820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e33fbaf69c25a1d196f43121cc637f82ab92d6749486dae7f75c401acd6f29ce

Aliases

arxiv: 1903.07597 · arxiv_version: 1903.07597v1 · doi: 10.48550/arxiv.1903.07597 · pith_short_12: 4M73V5U4EWQ5 · pith_short_16: 4M73V5U4EWQ5DFXU · pith_short_8: 4M73V5U4

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/4M73V5U4EWQ5DFXUGEQ4YY37QK \
  | 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: e33fbaf69c25a1d196f43121cc637f82ab92d6749486dae7f75c401acd6f29ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbfc83cc810203b150cc0f65195cd84e425e8d52e055351ee82e21cd096b0773",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-03-18T17:43:29Z",
    "title_canon_sha256": "825c2af26da8810d8843adf04c3174f0b7c9fed5bf028f4488caf54c7f934fa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07597",
    "kind": "arxiv",
    "version": 1
  }
}