Pith Number

pith:RK5R6KRJ

pith:2023:RK5R6KRJAWDGM2ON7VHCMULZ3M

not attested not anchored not stored refs pending

Astrochemical Diagnostics of the Isolated Massive Protostar G28.20-0.05

Chi-Yan Law, Diego Mardones, Giuliana Cosentino, Guido Garay, Jonathan C. Tan, Kei E. I. Tanaka, Maria T. Beltran, Melisse Bonfand, Prasanta Gorai, Ruben Fedriani, Yichen Zhang

arxiv:2303.02772 v2 · 2023-03-05 · 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{RK5R6KRJAWDGM2ON7VHCMULZ3M}

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	2026-07-05T07:08:05.452030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8abb1f2a2905866669cdfd4e265179db14b99db4692ac11db57b3e5a14d9f747

Aliases

arxiv: 2303.02772 · arxiv_version: 2303.02772v2 · doi: 10.48550/arxiv.2303.02772 · pith_short_12: RK5R6KRJAWDG · pith_short_16: RK5R6KRJAWDGM2ON · pith_short_8: RK5R6KRJ

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/RK5R6KRJAWDGM2ON7VHCMULZ3M \
  | 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: 8abb1f2a2905866669cdfd4e265179db14b99db4692ac11db57b3e5a14d9f747

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c570aff0226aaf480376610c9d427fbddefa5cc46ac223e5c0e516f2c20a13e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-03-05T21:17:06Z",
    "title_canon_sha256": "8a64e893e2f5a05d821b1f165da3104ad906ada25d2a16814bec1c5858ca6a69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.02772",
    "kind": "arxiv",
    "version": 2
  }
}