Pith Number

pith:PVDCHL5P

pith:2016:PVDCHL5PQJHLHY6QPZI52KLXYZ

not attested not anchored not stored refs pending

Spherical Isentropic Protostars in General Relativity

John Roumas, Mayer Humi

arxiv:1605.08650 v2 · 2016-05-27 · 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{PVDCHL5PQJHLHY6QPZI52KLXYZ}

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	2026-05-18T00:57:37.841196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d4623afaf824eb3e3d07e51dd2977c6636ea3bfaa0407224bda10f52681d967

Aliases

arxiv: 1605.08650 · arxiv_version: 1605.08650v2 · doi: 10.48550/arxiv.1605.08650 · pith_short_12: PVDCHL5PQJHL · pith_short_16: PVDCHL5PQJHLHY6Q · pith_short_8: PVDCHL5P

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/PVDCHL5PQJHLHY6QPZI52KLXYZ \
  | 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: 7d4623afaf824eb3e3d07e51dd2977c6636ea3bfaa0407224bda10f52681d967

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b30db8d452908a3a6593a0c8321489a8be90103f0a170caf4d4f19dde040b001",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-05-27T14:10:38Z",
    "title_canon_sha256": "98c8b0d708c013fe5d5bb60ed5519e0fb96349c87a4b3f741192586298ae660a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08650",
    "kind": "arxiv",
    "version": 2
  }
}