Pith Number

pith:EC56SRDZ

pith:2025:EC56SRDZZM7C3N5MUUPT46Z6OY

not attested not anchored not stored refs pending

H$\alpha$ Variability of AB Aur b with the Hubble Space Telescope: Probing the Nature of a Protoplanet Candidate with Accretion Light Echoes

Adam L. Kraus, Aniket Sanghi, Brendan P. Bowler, Jaehan Bae, Katherine B. Follette, Kimberly Ward-Duong, Kyle Franson, Laird M. Close, Lauren I. Biddle, Lillian Yushu Jiang, Quang Tran, Ya-Lin Wu, Yifan Zhou, Zhaohuan Zhu

arxiv:2502.14736 v1 · 2025-02-20 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EC56SRDZZM7C3N5MUUPT46Z6OY}

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.

Cited by

2 papers in Pith

Ultraviolet Imaging of SR 12 c with HST/WFC3: Accretion and Variability of a Giant Planet at the End Stages of Growth

Exploration of the inner region of the system HD 142527

Receipt and verification

First computed	2026-07-05T10:17:31.907180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20bbe94479cb3e2db7aca51f3e7b3e7619c74fde229002ee3c98b90851ce7faa

Aliases

arxiv: 2502.14736 · arxiv_version: 2502.14736v1 · doi: 10.48550/arxiv.2502.14736 · pith_short_12: EC56SRDZZM7C · pith_short_16: EC56SRDZZM7C3N5M · pith_short_8: EC56SRDZ

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/EC56SRDZZM7C3N5MUUPT46Z6OY \
  | 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: 20bbe94479cb3e2db7aca51f3e7b3e7619c74fde229002ee3c98b90851ce7faa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebf325979ddb198c716dd31727cb0dd88f6ebddd3e095d18dfc9b0c3891cf1e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-02-20T17:02:42Z",
    "title_canon_sha256": "6d99e23ac0ec806c478dee3a9bbfe0418aed4513b31c356725109e0bf79f3fe1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.14736",
    "kind": "arxiv",
    "version": 1
  }
}