Pith Number

pith:MMFTTDXI

pith:2013:MMFTTDXIPEE5H222MPIDKOD4AL

not attested not anchored not stored refs pending

XMM-Newton monitoring of the close pre-main-sequence binary AK Sco. Evidence of tide driven filling of the inner gap in the circumbinary disk

Ana I. Gomez de Castro, Antonio Talavera, A.Yu. Sytov, D. Bisikalo, Javier Lopez-Santiago

arxiv:1301.6966 v1 · 2013-01-29 · astro-ph.SR · 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{MMFTTDXIPEE5H222MPIDKOD4AL}

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	2026-05-18T01:51:57.484830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

630b398ee87909d3eb5a63d035387c02cf6a6ab9f36dd18c74795631c07e782f

Aliases

arxiv: 1301.6966 · arxiv_version: 1301.6966v1 · doi: 10.48550/arxiv.1301.6966 · pith_short_12: MMFTTDXIPEE5 · pith_short_16: MMFTTDXIPEE5H222 · pith_short_8: MMFTTDXI

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/MMFTTDXIPEE5H222MPIDKOD4AL \
  | 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: 630b398ee87909d3eb5a63d035387c02cf6a6ab9f36dd18c74795631c07e782f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afddce67e31007dae243de66f0ccfd2c29e334b08a7abc1338d0cf96edb1ee96",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-29T16:12:42Z",
    "title_canon_sha256": "3411da375b9ed87edcb49ea2f46e0cceba2304da57aab0a5c6c7e15922b82514"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6966",
    "kind": "arxiv",
    "version": 1
  }
}