Pith Number

pith:YZUNRHMK

pith:1997:YZUNRHMKTMYQTBEIFNTLQCZSFE

not attested not anchored not stored refs pending

Advection Dominated Accretion Flows in the Kerr Metric: I. Basic Equations

Charles F. Gammie, Robert Popham (Harvard-Smithsonian Center for Astrophysics)

arxiv:astro-ph/9705117 v1 · 1997-05-15 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YZUNRHMKTMYQTBEIFNTLQCZSFE}

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	2026-07-04T16:03:00.865239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c668d89d8a9b310984882b66b80b32292b1891f1b7851854207cc079295c0993

Aliases

arxiv: astro-ph/9705117 · arxiv_version: astro-ph/9705117v1 · doi: 10.48550/arxiv.astro-ph/9705117 · pith_short_12: YZUNRHMKTMYQ · pith_short_16: YZUNRHMKTMYQTBEI · pith_short_8: YZUNRHMK

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/YZUNRHMKTMYQTBEIFNTLQCZSFE \
  | 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: c668d89d8a9b310984882b66b80b32292b1891f1b7851854207cc079295c0993

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb2a17a1005d3f1c61845dc5d0811fc83c24688348ce3b977993d679cb5148e7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-05-15T18:21:37Z",
    "title_canon_sha256": "ca99c2b949b0c2632f26cda532bdb678c0a98b42abd51b6dab9be4618563332f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9705117",
    "kind": "arxiv",
    "version": 1
  }
}