Pith Number

pith:4LSZHIYM

pith:2013:4LSZHIYME7EEU5XUDF6PHRPSDP

not attested not anchored not stored refs pending

Continuum Variability of Deeply Embedded Protostars as a Probe of Envelope Structure

Benjamin Hendricks, Doug Johnstone, Gregory J. Herczeg, Simon Bruderer

arxiv:1301.7341 v1 · 2013-01-30 · 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{4LSZHIYME7EEU5XUDF6PHRPSDP}

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	2026-05-18T01:51:56.954885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2e593a30c27c84a76f4197cf3c5f21bde2ce679e6f9a79089678634738f4b62

Aliases

arxiv: 1301.7341 · arxiv_version: 1301.7341v1 · doi: 10.48550/arxiv.1301.7341 · pith_short_12: 4LSZHIYME7EE · pith_short_16: 4LSZHIYME7EEU5XU · pith_short_8: 4LSZHIYM

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/4LSZHIYME7EEU5XUDF6PHRPSDP \
  | 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: e2e593a30c27c84a76f4197cf3c5f21bde2ce679e6f9a79089678634738f4b62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b28aa7f0e3c0f7bde66bbcae24615e6041eb4c8d935889c1a42c300d00c3f57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-30T19:50:01Z",
    "title_canon_sha256": "ae3ef5c0016e0785fb067988ac2b1b93c7967f607a4777f4d656b1cf0127b5b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7341",
    "kind": "arxiv",
    "version": 1
  }
}