Pith Number

pith:YURDNB5X

pith:2017:YURDNB5XPX6V7WFKPAR5NLPVSA

not attested not anchored not stored refs pending

X-ray observations of FO Aqr during the 2016 low state

C. Littlefield, E. Aadland, E. J. Kotze, K. Mukai, M. M. Kotze, M. R. Kennedy, P. Callanan, P. M. Garnavich

arxiv:1704.01909 v1 · 2017-04-06 · 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{YURDNB5XPX6V7WFKPAR5NLPVSA}

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	2026-05-18T00:43:25.736226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5223687b77dfd5fd8aa7823d6adf590353aa2c8760cab8cb5b320b2da68a82b

Aliases

arxiv: 1704.01909 · arxiv_version: 1704.01909v1 · doi: 10.48550/arxiv.1704.01909 · pith_short_12: YURDNB5XPX6V · pith_short_16: YURDNB5XPX6V7WFK · pith_short_8: YURDNB5X

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/YURDNB5XPX6V7WFKPAR5NLPVSA \
  | 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: c5223687b77dfd5fd8aa7823d6adf590353aa2c8760cab8cb5b320b2da68a82b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c66e42525658172dd827f13616d1692aca8c5802c2d890659fdbccd1542cbd65",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-06T16:17:53Z",
    "title_canon_sha256": "ca0b8573e014744b200efcae9b7ab1415e8352dba258f8efd5b7e1bea59f6261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01909",
    "kind": "arxiv",
    "version": 1
  }
}