Pith Number

pith:PE3VIW3S

pith:2022:PE3VIW3SHYNFPZYYMTKZU7I52A

not attested not anchored not stored refs pending

ALCHEMI finds a "shocking" carbon footprint in the starburst galaxy NGC~253

Christian Henkel, David Meier, Jeff Mangum, Kazushi Sakamoto, Kim Emig, Kouichiro Nakanishi, Kunihiko Tanaka, Laura Colzi, Mitsuyoshi Yamagishi, Nanase Harada, Paul van der Werf, Pedro Humire, Rebeca Aladro, Ruben Herrero-Illana, Sebastian Muller, Sergio Martin, Victor Rivilla, Yuki Yoshimura

arxiv:2208.13983 v1 · 2022-08-30 · 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{PE3VIW3SHYNFPZYYMTKZU7I52A}

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	2026-07-05T05:10:11.253050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7937545b723e1a57e71864d59a7d1dd03d664187ff96700f707f773c5b4b0b32

Aliases

arxiv: 2208.13983 · arxiv_version: 2208.13983v1 · doi: 10.48550/arxiv.2208.13983 · pith_short_12: PE3VIW3SHYNF · pith_short_16: PE3VIW3SHYNFPZYY · pith_short_8: PE3VIW3S

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/PE3VIW3SHYNFPZYYMTKZU7I52A \
  | 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: 7937545b723e1a57e71864d59a7d1dd03d664187ff96700f707f773c5b4b0b32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58382db07f92300a778a1649f834872a3baadccc59630f661f976506c4205477",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-08-30T04:40:36Z",
    "title_canon_sha256": "e9f8dfb0fc43d172372b39ed38d3aab0ce70c594e03b983baf2b9ad23070c882"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.13983",
    "kind": "arxiv",
    "version": 1
  }
}