Pith Number

pith:P4QXSSBI

pith:2010:P4QXSSBI7BHWXN2VDWQKNOBAZ4

not attested not anchored not stored refs pending

HD 259440: The Proposed Optical Counterpart of the gamma-ray Binary HESS J0632+057

Christina Aragona, Michael de Becker, M. Virginia McSwain

arxiv:1009.2100 v1 · 2010-09-10 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4QXSSBI7BHWXN2VDWQKNOBAZ4}

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	2026-05-18T02:05:31.789145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f21794828f84f6bb7551da0a6b820cf15da08bb462f677790dfd380b37f5fc8

Aliases

arxiv: 1009.2100 · arxiv_version: 1009.2100v1 · doi: 10.48550/arxiv.1009.2100 · pith_short_12: P4QXSSBI7BHW · pith_short_16: P4QXSSBI7BHWXN2V · pith_short_8: P4QXSSBI

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/P4QXSSBI7BHWXN2VDWQKNOBAZ4 \
  | 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: 7f21794828f84f6bb7551da0a6b820cf15da08bb462f677790dfd380b37f5fc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a08249a8b7d7c6d8f6a724886ea4d08599b5a0689e0d01f39bfd4681c31cb4d2",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-09-10T20:28:16Z",
    "title_canon_sha256": "628b2784dcde75ee1428fcbe7756d8fa579f12aa52093235c620341f93b6f4cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2100",
    "kind": "arxiv",
    "version": 1
  }
}