Pith Number

pith:KHAJFV5Z

pith:2008:KHAJFV5ZSVYTQAX3RI4JOYNCBM

not attested not anchored not stored refs pending

A variable near-infrared counterpart to the neutron-star low-mass X-ray binary 4U 1705-440

Andrew J. Young, David L. Kaplan, Jeroen Homan, Maureen van den Berg

arxiv:0811.1494 v1 · 2008-11-10 · 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{KHAJFV5ZSVYTQAX3RI4JOYNCBM}

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	2026-05-18T02:35:13.960653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51c092d7b995713802fb8a389761a20b3a797df6e624b684afcb7b005ac71039

Aliases

arxiv: 0811.1494 · arxiv_version: 0811.1494v1 · doi: 10.48550/arxiv.0811.1494 · pith_short_12: KHAJFV5ZSVYT · pith_short_16: KHAJFV5ZSVYTQAX3 · pith_short_8: KHAJFV5Z

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/KHAJFV5ZSVYTQAX3RI4JOYNCBM \
  | 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: 51c092d7b995713802fb8a389761a20b3a797df6e624b684afcb7b005ac71039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52aa8783ba8167af64356846b286a5546ae0e3320cc98e42cda1ffaf2d996786",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-10T15:28:22Z",
    "title_canon_sha256": "101a57b6903a90bd60664eb2b388cd309995ca0e119dbedb2d3430fabcfc6a35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.1494",
    "kind": "arxiv",
    "version": 1
  }
}