Pith Number

pith:UGCIJYQD

pith:2014:UGCIJYQDGAGOPBRKIUSFDZG5I3

not attested not anchored not stored refs pending

Random walks and effective optical depth in relativistic flow

Masaomi Tanaka, Nozomu Tominaga, Sanshiro Shibata

arxiv:1404.1233 v1 · 2014-04-04 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGCIJYQDGAGOPBRKIUSFDZG5I3}

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	2026-05-18T01:43:42.241808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a18484e203300ce7862a452451e4dd46fb41ca24a86433ea9de51b594ac2aee0

Aliases

arxiv: 1404.1233 · arxiv_version: 1404.1233v1 · doi: 10.48550/arxiv.1404.1233 · pith_short_12: UGCIJYQDGAGO · pith_short_16: UGCIJYQDGAGOPBRK · pith_short_8: UGCIJYQD

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/UGCIJYQDGAGOPBRKIUSFDZG5I3 \
  | 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: a18484e203300ce7862a452451e4dd46fb41ca24a86433ea9de51b594ac2aee0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ed16abbcc37693c851bdf426fc0f13e0cef531636444e50eefd5ef0136de972",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-04-04T12:27:44Z",
    "title_canon_sha256": "f220802eb939f2b670d09a4a1b3eee16d494b6f0c5e4405dd0bc9147c47083dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1233",
    "kind": "arxiv",
    "version": 1
  }
}