Pith Number

pith:4OJHO7S7

pith:2013:4OJHO7S7Y4DS5SSN2B3S6BJFSX

not attested not anchored not stored refs pending

A 2.5-5 {\mu}m Spectroscopic Study of Hard X-ray Selected AGNs using AKARI InfraRed Camera

A. Castro, K. Ichikawa, M. Imanishi, M. Shirahata, S. Oyabu, T. Miyaji, T. Nakagawa, Y. Ueda

arxiv:1301.7501 v1 · 2013-01-31 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4OJHO7S7Y4DS5SSN2B3S6BJFSX}

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	2026-05-18T03:34:49.374557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e392777e5fc7072eca4dd0772f052595e94257030636b9830bac0fd021734092

Aliases

arxiv: 1301.7501 · arxiv_version: 1301.7501v1 · doi: 10.48550/arxiv.1301.7501 · pith_short_12: 4OJHO7S7Y4DS · pith_short_16: 4OJHO7S7Y4DS5SSN · pith_short_8: 4OJHO7S7

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/4OJHO7S7Y4DS5SSN2B3S6BJFSX \
  | 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: e392777e5fc7072eca4dd0772f052595e94257030636b9830bac0fd021734092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87097023c8357a970e73baa79699f2050159fb5fa9f7294d5ece15f8190b41b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-31T03:07:28Z",
    "title_canon_sha256": "3fe269475ae2185222de5e43afc1cd3ebd0bb07ec4ffdd53580e08cb6f4df3c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7501",
    "kind": "arxiv",
    "version": 1
  }
}