Pith Number

pith:EVEB7D5G

pith:2017:EVEB7D5GTSNQALGFE42TYRNFVK

not attested not anchored not stored refs pending

On the Calculation of the Fe K-alpha Line Emissivity of Black Hole Accretion Disks

B. Beheshtipour (Washington University in Saint Louis), H. Krawczynski

arxiv:1709.06412 v1 · 2017-09-19 · 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{EVEB7D5GTSNQALGFE42TYRNFVK}

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	2026-05-18T00:30:41.323920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25481f8fa69c9b002cc527353c45a5aaa56a57a6b5ad7fb690b3c6710c4926d2

Aliases

arxiv: 1709.06412 · arxiv_version: 1709.06412v1 · doi: 10.48550/arxiv.1709.06412 · pith_short_12: EVEB7D5GTSNQ · pith_short_16: EVEB7D5GTSNQALGF · pith_short_8: EVEB7D5G

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/EVEB7D5GTSNQALGFE42TYRNFVK \
  | 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: 25481f8fa69c9b002cc527353c45a5aaa56a57a6b5ad7fb690b3c6710c4926d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcfeaa9f21fd02e5d725992d10b560f61c21b531233cde176254fa98473ff970",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-09-19T13:40:06Z",
    "title_canon_sha256": "b30dfadba77eff17ec9c357175b793fd274f0a21f3684da598c11f438ea2c790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06412",
    "kind": "arxiv",
    "version": 1
  }
}