Pith Number

pith:J2IYLEW4

pith:2017:J2IYLEW43L32GFI23GFBD4UHC2

not attested not anchored not stored refs pending

The growth of carbon chains in IRC+10216 mapped with ALMA

A. Castro-Carrizo, C. A. Gottlieb, C. Joblin, G. Quintana-Lacaci, J. A. Martin-Gago, J. Cernicharo, L. Velilla Prieto, M. Agundez, M. C. McCarthy, M. Guelin, N. A. Patel, N. Marcelino

arxiv:1702.04429 v1 · 2017-02-15 · 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{J2IYLEW43L32GFI23GFBD4UHC2}

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	2026-05-18T00:46:08.744451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e918592dcdaf7a3151ad98a11f287168a2beb19b2af801e02faff79b99cb964

Aliases

arxiv: 1702.04429 · arxiv_version: 1702.04429v1 · doi: 10.48550/arxiv.1702.04429 · pith_short_12: J2IYLEW43L32 · pith_short_16: J2IYLEW43L32GFI2 · pith_short_8: J2IYLEW4

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/J2IYLEW43L32GFI23GFBD4UHC2 \
  | 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: 4e918592dcdaf7a3151ad98a11f287168a2beb19b2af801e02faff79b99cb964

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf109cb9ea940af0d8eafca5359fcac5235f325c51599f2744a9fcea14e2af8d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-02-15T00:27:27Z",
    "title_canon_sha256": "ec33a15f06a3e1bbf7187b880ade987b6d99bbc75f4911fcb4a94664db0ad355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04429",
    "kind": "arxiv",
    "version": 1
  }
}