Pith Number

pith:5ALMER4L

pith:2014:5ALMER4LTFZXESGGDXJ2VGZNJZ

not attested not anchored not stored refs pending

The Discovery of Radio Stars within 10 arcseconds of Sgr A* at 7mm

D. A. Roberts, F. Yusef-Zadeh, G. van Moorsel, H. Bushouse, M. Royster, M. Wardle, W. Cotton

arxiv:1407.4135 v1 · 2014-07-15 · 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{5ALMER4LTFZXESGGDXJ2VGZNJZ}

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	2026-05-18T01:42:36.437349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e816c2478b99737248c61dd3aa9b2d4e6d4daafd48adf5bbbebcd6d296c2323d

Aliases

arxiv: 1407.4135 · arxiv_version: 1407.4135v1 · doi: 10.48550/arxiv.1407.4135 · pith_short_12: 5ALMER4LTFZX · pith_short_16: 5ALMER4LTFZXESGG · pith_short_8: 5ALMER4L

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/5ALMER4LTFZXESGGDXJ2VGZNJZ \
  | 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: e816c2478b99737248c61dd3aa9b2d4e6d4daafd48adf5bbbebcd6d296c2323d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a85da0538acd89a80ebe8ce987e72399f92148408753022102e28fe0687b34ad",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-07-15T20:06:10Z",
    "title_canon_sha256": "113ca4a917c99bf1b308afddbe1c0c0a5e7ab55b485601d922f9ee26db2ce8b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4135",
    "kind": "arxiv",
    "version": 1
  }
}