Pith Number

pith:XPPE5C23

pith:2007:XPPE5C23JGMPTMN2Y3RZ3H342Z

not attested not anchored not stored refs pending

The outburst of the eruptive young star OO Serpentis between 1995 and 2006

\'A. K\'osp\'al, A. Mo\'or, J. Acosta-Pulido, P. \'Abrah\'am, R. Siebenmorgen, S. Hony, T. Prusti

arxiv:0705.1231 v1 · 2007-05-09 · 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{XPPE5C23JGMPTMN2Y3RZ3H342Z}

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	2026-07-04T17:03:47.153182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbde4e8b5b4998f9b1bac6e39d9f7cd65baad71b5738f4d512fc4536841d5e1a

Aliases

arxiv: 0705.1231 · arxiv_version: 0705.1231v1 · doi: 10.48550/arxiv.0705.1231 · pith_short_12: XPPE5C23JGMP · pith_short_16: XPPE5C23JGMPTMN2 · pith_short_8: XPPE5C23

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/XPPE5C23JGMPTMN2Y3RZ3H342Z \
  | 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: bbde4e8b5b4998f9b1bac6e39d9f7cd65baad71b5738f4d512fc4536841d5e1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d82a2ce28105b245a4b2c0844f3d2d6ccacd78e8795e82e65d9005b8e3e5bcb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-05-09T08:58:38Z",
    "title_canon_sha256": "ec8285fd594b9713063ac7aa5004ce471436109cac9c2f84a03b9326fe3b1515"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.1231",
    "kind": "arxiv",
    "version": 1
  }
}