Pith Number

pith:4W6BLQAD

pith:2017:4W6BLQADJIJXWRPB6GGUPYBC27

not attested not anchored not stored refs pending

Evidence for disks at an early stage in class 0 protostars?

1), 2) ((1) LERMA, (2) IRAM, (3) CRAL, (4) OAN-IGN, (5) ICMM-CSIC, (6) NRAO, (7) LAB), A. Ciardi (1), A. Fuente (4), B. Commercon (3), D. C. Lis (1), E. Chapillon (7, E. Roueff (1), H.A. Wootten (6), J. Cernicharo (5), J. Pety (2, M. Gerin (1), N. Marcelino (5)

arxiv:1709.07702 v1 · 2017-09-22 · 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{4W6BLQADJIJXWRPB6GGUPYBC27}

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	2026-05-18T00:33:12.830957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5bc15c0034a137b45e1f18d47e022d7f15b4046595766e56032ff6cdd0d45fd

Aliases

arxiv: 1709.07702 · arxiv_version: 1709.07702v1 · doi: 10.48550/arxiv.1709.07702 · pith_short_12: 4W6BLQADJIJX · pith_short_16: 4W6BLQADJIJXWRPB · pith_short_8: 4W6BLQAD

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/4W6BLQADJIJXWRPB6GGUPYBC27 \
  | 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: e5bc15c0034a137b45e1f18d47e022d7f15b4046595766e56032ff6cdd0d45fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "678726cb2a6361bbcfa5f31ebe532ce1ef8d618d51312234b55f08b03288398a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-22T11:53:37Z",
    "title_canon_sha256": "a7dca4e997e75fa3d3d35f1702ecfa8a049ffca9ab512a423587e50269ad4e5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07702",
    "kind": "arxiv",
    "version": 1
  }
}