Pith Number

pith:TBOFDZV5

pith:2011:TBOFDZV5SD4BYAFRN4O5AYRESE

not attested not anchored not stored refs pending

Star Formation Properties in Barred Galaxies (SFB). II. NGC 2903 and NGC 7080

Chen Cao, Hong Wu, Zhi-Min Zhou

arxiv:1111.3411 v1 · 2011-11-15 · 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{TBOFDZV5SD4BYAFRN4O5AYRESE}

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	2026-05-18T01:59:33.410708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

985c51e6bd90f81c00b16f1dd06224911e037c9ab0a4465737cae9198bd86ad7

Aliases

arxiv: 1111.3411 · arxiv_version: 1111.3411v1 · doi: 10.48550/arxiv.1111.3411 · pith_short_12: TBOFDZV5SD4B · pith_short_16: TBOFDZV5SD4BYAFR · pith_short_8: TBOFDZV5

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/TBOFDZV5SD4BYAFRN4O5AYRESE \
  | 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: 985c51e6bd90f81c00b16f1dd06224911e037c9ab0a4465737cae9198bd86ad7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b04f0a97f61a568c82c9020056f28896b988e7eeec3df497cda0af95d2e9ea3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-15T02:16:48Z",
    "title_canon_sha256": "4e3c457ecd3f6ee019ed1f9a0ffeaad191fe9de323b754548279b709ed95b2c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3411",
    "kind": "arxiv",
    "version": 1
  }
}