Pith Number

pith:WU6AV4PA

pith:2023:WU6AV4PAFWJYAOAFMDREY7FXPR

not attested not anchored not stored refs pending

Molecular Mapping of DR Tau's Protoplanetary Disk, Envelope, Outflow, and Large-Scale Spiral Arm

Edwin A. Bergin, Jaehan Bae, Jane Huang, Myriam Benisty, Sean M. Andrews

arxiv:2301.02674 v1 · 2023-01-06 · astro-ph.SR · astro-ph.EP · 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{WU6AV4PAFWJYAOAFMDREY7FXPR}

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	2026-07-05T05:39:29.784808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b53c0af1e02d9380380560e24c7cb77c70c482bbd6b4654ec9684123f590dae6

Aliases

arxiv: 2301.02674 · arxiv_version: 2301.02674v1 · doi: 10.48550/arxiv.2301.02674 · pith_short_12: WU6AV4PAFWJY · pith_short_16: WU6AV4PAFWJYAOAF · pith_short_8: WU6AV4PA

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/WU6AV4PAFWJYAOAFMDREY7FXPR \
  | 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: b53c0af1e02d9380380560e24c7cb77c70c482bbd6b4654ec9684123f590dae6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c6c3bbc158b6eb8b3cc685c6117535408ebf06ca118536700eaac4b3f4ecabe",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-01-06T19:00:00Z",
    "title_canon_sha256": "803592fa2cb565735d58b8c8fd3dcd778c3b84f296b9923b050c4d22353a61ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.02674",
    "kind": "arxiv",
    "version": 1
  }
}