Pith Number

pith:DC6BL5MZ

pith:2019:DC6BL5MZQPGTQJ2CYW6IHIDJO4

not attested not anchored not stored refs pending

Methylamine and other simple N-bearing species in the hot cores NGC 6334I MM1-3

B. A. McGuire, E. F. van Dishoeck, E. G. B{\o}gelund, M. R. Hogerheijde, N. F. W. Ligterink

arxiv:1902.07060 v1 · 2019-02-19 · 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{DC6BL5MZQPGTQJ2CYW6IHIDJO4}

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	2026-05-17T23:48:23.385878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18bc15f59983cd382742c5bc83a0697736070fc7e327bb9d9da5bfcb1c5a08de

Aliases

arxiv: 1902.07060 · arxiv_version: 1902.07060v1 · doi: 10.48550/arxiv.1902.07060 · pith_short_12: DC6BL5MZQPGT · pith_short_16: DC6BL5MZQPGTQJ2C · pith_short_8: DC6BL5MZ

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/DC6BL5MZQPGTQJ2CYW6IHIDJO4 \
  | 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: 18bc15f59983cd382742c5bc83a0697736070fc7e327bb9d9da5bfcb1c5a08de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1f2b8f36e51067d61c9fa7967c9b044fd44c5fbcf964ac31dfbcf685d534bb0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-19T14:07:52Z",
    "title_canon_sha256": "16059c658c402d5a1e7d24088987c8467796b3084e2261635ee672d82eccf4db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07060",
    "kind": "arxiv",
    "version": 1
  }
}