Pith Number

pith:M5KZJDWR

pith:2017:M5KZJDWR7WZ4BHSBDYFAJTPISB

not attested not anchored not stored refs pending

ALMA Observations of Asymmetric Molecular Gas Emission from a Protoplanetary Disk in the Orion Nebula

A.M. Hughes, Brenda C. Matthews, Doug Johnstone, James Di Francesco, John Bally, Jonathan P. Williams, Kevin M. Flaherty, Luca Ricci, Rita K. Mann, Samuel M. Factor

arxiv:1704.01970 v1 · 2017-04-06 · astro-ph.EP · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5KZJDWR7WZ4BHSBDYFAJTPISB}

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	2026-05-18T00:45:25.569584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6755948ed1fdb3c09e411e0a04cde8905f4ad06f4782c4dc2d1348344c253f6f

Aliases

arxiv: 1704.01970 · arxiv_version: 1704.01970v1 · doi: 10.48550/arxiv.1704.01970 · pith_short_12: M5KZJDWR7WZ4 · pith_short_16: M5KZJDWR7WZ4BHSB · pith_short_8: M5KZJDWR

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/M5KZJDWR7WZ4BHSBDYFAJTPISB \
  | 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: 6755948ed1fdb3c09e411e0a04cde8905f4ad06f4782c4dc2d1348344c253f6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6551ec45a9e2da3aebece2f0f4b724f62fd54ebe3536d4406facc42ba95fea62",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-04-06T18:00:04Z",
    "title_canon_sha256": "38fa7af62f8393a95b6e278dd1676392f4907a6ab19efcc13a5c5c2facc546d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01970",
    "kind": "arxiv",
    "version": 1
  }
}