Pith Number

pith:62W52PEQ

pith:2012:62W52PEQAFWIPQQRB5627ZX35P

not attested not anchored not stored refs pending

Revisiting spherically symmetric relativistic hydrodynamics

F. D. Lora-Clavijo, F. S. Guzman, M. D. Morales

arxiv:1212.1421 v1 · 2012-12-06 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{62W52PEQAFWIPQQRB5627ZX35P}

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	2026-05-18T03:39:03.998208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6addd3c90016c87c2110f7dafe6fbebc00f32457970702390bfe5be0755250e

Aliases

arxiv: 1212.1421 · arxiv_version: 1212.1421v1 · doi: 10.48550/arxiv.1212.1421 · pith_short_12: 62W52PEQAFWI · pith_short_16: 62W52PEQAFWIPQQR · pith_short_8: 62W52PEQ

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/62W52PEQAFWIPQQRB5627ZX35P \
  | 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: f6addd3c90016c87c2110f7dafe6fbebc00f32457970702390bfe5be0755250e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35f8f4512561ec0bb5416c7141b154f3f6d4b7fcc4772ae3f015e150e779c954",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-12-06T19:12:10Z",
    "title_canon_sha256": "19c03b341090130fd133e9b56d9a312b9fd15b0217f8cd778d9f31a2c8da31e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1421",
    "kind": "arxiv",
    "version": 1
  }
}