Pith Number

pith:6E33RBPW

pith:2011:6E33RBPWDQFF7IBE4BLKDKPMYK

not attested not anchored not stored refs pending

Optical TiO and VO band emission in two embedded protostars: IRAS 04369+2539 and IRAS 05451+0037

Deborah L. Padgett, Gillian R. Knapp, Luisa M. Rebull, Lynne A. Hillenbrand, Peregrine M. McGehee

arxiv:1111.4730 v1 · 2011-11-21 · 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{6E33RBPWDQFF7IBE4BLKDKPMYK}

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	2026-05-18T01:59:28.750883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f137b885f61c0a5fa024e056a1a9ecc2bf558c77104def73c1d1e26ddc02058a

Aliases

arxiv: 1111.4730 · arxiv_version: 1111.4730v1 · doi: 10.48550/arxiv.1111.4730 · pith_short_12: 6E33RBPWDQFF · pith_short_16: 6E33RBPWDQFF7IBE · pith_short_8: 6E33RBPW

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/6E33RBPWDQFF7IBE4BLKDKPMYK \
  | 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: f137b885f61c0a5fa024e056a1a9ecc2bf558c77104def73c1d1e26ddc02058a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08a586cb05323921225e04170c0785a7518dd866664738bec14fda47e26c92fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-21T05:04:54Z",
    "title_canon_sha256": "4801fe62c99e59a352dc2b1a0324eb641fb8aebb547212ddd6933ca3df069f62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4730",
    "kind": "arxiv",
    "version": 1
  }
}