Pith Number

pith:7RLIACS7

pith:2014:7RLIACS7DFQCP2ZYYU5DEDQJYQ

not attested not anchored not stored refs pending

The Very Large Array Low-frequency Sky Survey Redux (VLSSr)

A. S. Cohen, J. F. Helmboldt, N. E. Kassim, S. van Velzen, T. E. Clarke, T. J. W. Lazio, W. D. Cotton, W. M. Lane

arxiv:1404.0694 v1 · 2014-04-02 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RLIACS7DFQCP2ZYYU5DEDQJYQ}

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	2026-05-18T01:43:42.838392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc56800a5f196027eb38c53a320e09c4147c5e74a1664a5f9f781d9d67f78124

Aliases

arxiv: 1404.0694 · arxiv_version: 1404.0694v1 · doi: 10.48550/arxiv.1404.0694 · pith_short_12: 7RLIACS7DFQC · pith_short_16: 7RLIACS7DFQCP2ZY · pith_short_8: 7RLIACS7

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/7RLIACS7DFQCP2ZYYU5DEDQJYQ \
  | 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: fc56800a5f196027eb38c53a320e09c4147c5e74a1664a5f9f781d9d67f78124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "915a624ca625b4d0885e688842eba8c1df094847a91bb34e03ab8c2c65ea3c68",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-04-02T20:28:02Z",
    "title_canon_sha256": "b8c0b47d1b876c112e91cf77f1d7f3b7529ffbaa83f430668fe1ff1841e0e12e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0694",
    "kind": "arxiv",
    "version": 1
  }
}