Pith Number

pith:ZI2DTDIM

pith:2009:ZI2DTDIM5HRHBLGLEGZ4I63K6X

not attested not anchored not stored refs pending

Stellar and Molecular Gas Kinematics of NGC1097: Inflow Driven by a Nuclear Spiral

E. Hicks, H. Engel, L. Tacconi, R. Davies, R. Genzel, W. Maciejewski

arxiv:0903.0313 v2 · 2009-03-02 · 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{ZI2DTDIM5HRHBLGLEGZ4I63K6X}

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	2026-05-18T02:14:37.828266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca34398d0ce9e270accb21b3c47b6af5d2d9760b0f0c9fd1fdc0242bd829fc58

Aliases

arxiv: 0903.0313 · arxiv_version: 0903.0313v2 · doi: 10.48550/arxiv.0903.0313 · pith_short_12: ZI2DTDIM5HRH · pith_short_16: ZI2DTDIM5HRHBLGL · pith_short_8: ZI2DTDIM

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/ZI2DTDIM5HRHBLGLEGZ4I63K6X \
  | 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: ca34398d0ce9e270accb21b3c47b6af5d2d9760b0f0c9fd1fdc0242bd829fc58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19fd86e3088122e70e4d16ca3676b8985aef3c66a9077542f188466a2598ffbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-02T15:04:15Z",
    "title_canon_sha256": "4e92abeaa47f949f93a4832fa0fbdb1e792dc10118ead1439e7be84a2acbcf9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0313",
    "kind": "arxiv",
    "version": 2
  }
}