Pith Number

pith:I6X7CRGC

pith:2017:I6X7CRGCWNZ6LJ2CQRAY7QD6QR

not attested not anchored not stored refs pending

A pilot search for mm-wavelength recombination lines from emerging ionized winds in pre-planetary nebulae candidates

A. Baez-Rubio, C. Sanchez Contreras, J. Alcolea, J. Martin-Pintado, V. Bujarrabal

arxiv:1704.01773 v1 · 2017-04-06 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I6X7CRGCWNZ6LJ2CQRAY7QD6QR}

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	2026-05-18T00:46:54.370275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47aff144c2b373e5a74284418fc07e844a974b6f794b8fd3f0393200edb3f588

Aliases

arxiv: 1704.01773 · arxiv_version: 1704.01773v1 · doi: 10.48550/arxiv.1704.01773 · pith_short_12: I6X7CRGCWNZ6 · pith_short_16: I6X7CRGCWNZ6LJ2C · pith_short_8: I6X7CRGC

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/I6X7CRGCWNZ6LJ2CQRAY7QD6QR \
  | 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: 47aff144c2b373e5a74284418fc07e844a974b6f794b8fd3f0393200edb3f588

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04cbed1fbbac68aabbbc4a57504d9da20cdaad6894c533ade8a2528e4b15e1ad",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-06T10:26:56Z",
    "title_canon_sha256": "365982db3b70876994f371ce11f60edc1055dc207bf65ddc96d91f6de03ed4e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01773",
    "kind": "arxiv",
    "version": 1
  }
}