Pith Number

pith:XLKROPHG

pith:2012:XLKROPHGP7FQX6ODE233KSCOM2

not attested not anchored not stored refs pending

Complex Variability of the H$\alpha$ Emission Line Profile of the T Tauri Binary System KH 15D: The Influence of Orbital Phase, Occultation by the Circumbinary Disk, and Accretion Phenomenae

Catrina M. Hamilton, Christopher M. Johns-Krull, Joshua N. Winn, Reinhard Mundt, William Herbst

arxiv:1204.1334 v1 · 2012-04-05 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XLKROPHGP7FQX6ODE233KSCOM2}

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	2026-05-18T01:57:56.494750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bad5173ce67fcb0bf9c326b7b5484e66b421c72ad8739980f940a98d6c9e8b51

Aliases

arxiv: 1204.1334 · arxiv_version: 1204.1334v1 · doi: 10.48550/arxiv.1204.1334 · pith_short_12: XLKROPHGP7FQ · pith_short_16: XLKROPHGP7FQX6OD · pith_short_8: XLKROPHG

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/XLKROPHGP7FQX6ODE233KSCOM2 \
  | 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: bad5173ce67fcb0bf9c326b7b5484e66b421c72ad8739980f940a98d6c9e8b51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b25e77b354bdca03d18dcd43367fcfcd04cdb3582503f352a8ffacf2bed5721",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-04-05T19:59:59Z",
    "title_canon_sha256": "5a4764577051e3ce4bc38a0ce75a4df856353f0b85af4fbcd3083e2cbcf4cb66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1334",
    "kind": "arxiv",
    "version": 1
  }
}