Pith Number

pith:7R5ILDTJ

pith:1999:7R5ILDTJN4WZZTZXZADNT35QHR

not attested not anchored not stored refs pending

Two-Fluid Atmosphere for Relativistic Stars

Ann Arbor, E.N. Glass, J.P. Krisch (Department of Physics, Michgan), University of Michigan

arxiv:gr-qc/9901034 v1 · 1999-01-13 · 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{7R5ILDTJN4WZZTZXZADNT35QHR}

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	2026-07-04T16:13:48.682195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc7a858e696f2d9ccf37c806d9efb03c7be854606775e6d4523885f10fb73c41

Aliases

arxiv: gr-qc/9901034 · arxiv_version: gr-qc/9901034v1 · doi: 10.48550/arxiv.gr-qc/9901034 · pith_short_12: 7R5ILDTJN4WZ · pith_short_16: 7R5ILDTJN4WZZTZX · pith_short_8: 7R5ILDTJ

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/7R5ILDTJN4WZZTZXZADNT35QHR \
  | 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: fc7a858e696f2d9ccf37c806d9efb03c7be854606775e6d4523885f10fb73c41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a95e7acd3a5ef4d87c5bb10182b9fa01ce1354626cfdb20b16ca3b168ef055ce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-01-13T02:46:38Z",
    "title_canon_sha256": "4c2077bf7d8508ce96062245d723fdf5ddb9a3203474dcf6c4521cb6a42ed34a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9901034",
    "kind": "arxiv",
    "version": 1
  }
}