Pith Number

pith:R4UQ34CG

pith:2016:R4UQ34CGXEKYMSVMNO4M3HDZZI

not attested not anchored not stored refs pending

Progress on VLBI Ecliptic Plane Survey

Fengchun Shu, Jamie McCallum, Jim Lovell, Jinling Li, Kazuhiro Takefuji, Leonid Petrov, Sang-oh Yi, Wu Jiang

arxiv:1605.07036 v2 · 2016-05-23 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4UQ34CGXEKYMSVMNO4M3HDZZI}

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	2026-05-18T00:52:04.049362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f290df046b915864aac6bb8cd9c79ca2a052d7142ab5483189763a8f38cdac8

Aliases

arxiv: 1605.07036 · arxiv_version: 1605.07036v2 · doi: 10.48550/arxiv.1605.07036 · pith_short_12: R4UQ34CGXEKY · pith_short_16: R4UQ34CGXEKYMSVM · pith_short_8: R4UQ34CG

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/R4UQ34CGXEKYMSVMNO4M3HDZZI \
  | 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: 8f290df046b915864aac6bb8cd9c79ca2a052d7142ab5483189763a8f38cdac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ac9c816228b44bd670094380142a86efb1dc55bcf346906e2dd3baaa72db1d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-05-23T14:40:58Z",
    "title_canon_sha256": "89882d1a7264af5baf6f24e7dc99268134cd8db2e4541a23cf089a6acee71427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07036",
    "kind": "arxiv",
    "version": 2
  }
}