Pith Number

pith:ZYRAM6WE

pith:2011:ZYRAM6WEB5KG6Y6CEECU5ICIKY

not attested not anchored not stored refs pending

GMRT observations of NGC 2997 and radio detection of the circumnuclear ring

J. Kodilkar, N.G. Kantharia, S. Ananthakrishnan

arxiv:1105.5711 v2 · 2011-05-28 · 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{ZYRAM6WEB5KG6Y6CEECU5ICIKY}

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	2026-05-18T02:01:46.816421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce22067ac40f546f63c221054ea048563f0275989ef454f9a31239ad85677dc5

Aliases

arxiv: 1105.5711 · arxiv_version: 1105.5711v2 · doi: 10.48550/arxiv.1105.5711 · pith_short_12: ZYRAM6WEB5KG · pith_short_16: ZYRAM6WEB5KG6Y6C · pith_short_8: ZYRAM6WE

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/ZYRAM6WEB5KG6Y6CEECU5ICIKY \
  | 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: ce22067ac40f546f63c221054ea048563f0275989ef454f9a31239ad85677dc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35300b9da766c17032d918a23d8ee5692cb13654979dd1d408ceda4ecd9c3566",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-05-28T12:21:27Z",
    "title_canon_sha256": "cd7d334f2bfbd4e58f089ba076e8ab5b859521cd7dd4693002c3f0d559ca4cfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5711",
    "kind": "arxiv",
    "version": 2
  }
}