Pith Number

pith:6HTJTOPS

pith:2015:6HTJTOPSQY2LLS3KDXQUVOYABP

not attested not anchored not stored refs pending

A Variable-Density Absorption Event in NGC 3227 mapped with Suzaku and Swift

A. G. Markowitz, A. Kreikenbohm, A. L. Longinotti, D. Hiriart, F. Krau\ss, G. Miniutti, I. Agudo, I. de la Calle, J. Garcia, J. M. L\'opez, J. Wilms, M. Elvis, M. Guainazzi, M. Kadler, M. Malkan, T. Beuchert, T. Dauser, T. Miyaji

arxiv:1508.04565 v1 · 2015-08-19 · astro-ph.GA · 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{6HTJTOPSQY2LLS3KDXQUVOYABP}

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	2026-05-18T01:09:46.014793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1e699b9f28634b5cb6a1de14abb000bd7a44833ab3dbebbf45bcf2b7a7ae7eb

Aliases

arxiv: 1508.04565 · arxiv_version: 1508.04565v1 · doi: 10.48550/arxiv.1508.04565 · pith_short_12: 6HTJTOPSQY2L · pith_short_16: 6HTJTOPSQY2LLS3K · pith_short_8: 6HTJTOPS

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/6HTJTOPSQY2LLS3KDXQUVOYABP \
  | 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: f1e699b9f28634b5cb6a1de14abb000bd7a44833ab3dbebbf45bcf2b7a7ae7eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "106a005c0b03bcc13c842503c24f90a89e1a2b72f94e8ed46641327f115e905e",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-19T08:36:59Z",
    "title_canon_sha256": "dee5e18176c7df9f0f8a9d7816bcd0667686f34f5c126565e6005a6049570916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04565",
    "kind": "arxiv",
    "version": 1
  }
}