Pith Number

pith:TXMY6DBR

pith:2009:TXMY6DBRKCJAXOKNX7E5JUZXC2

not attested not anchored not stored refs pending

Resolved Spectroscopy of Gravitationally-Lensed Galaxies: Recovering Coherent Velocity Fields in Sub-Luminous z~2-3 Galaxies

Dan Stark, Johan Richard, Mark Swinbank, Richard Ellis, Tucker Jones

arxiv:0910.4488 v1 · 2009-10-23 · 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{TXMY6DBRKCJAXOKNX7E5JUZXC2}

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	2026-05-18T02:11:12.241892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dd98f0c3150920bb94dbfc9d4d337169fc5beba9cd09711cd8fe2e8cdd96a0c

Aliases

arxiv: 0910.4488 · arxiv_version: 0910.4488v1 · doi: 10.48550/arxiv.0910.4488 · pith_short_12: TXMY6DBRKCJA · pith_short_16: TXMY6DBRKCJAXOKN · pith_short_8: TXMY6DBR

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/TXMY6DBRKCJAXOKNX7E5JUZXC2 \
  | 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: 9dd98f0c3150920bb94dbfc9d4d337169fc5beba9cd09711cd8fe2e8cdd96a0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e381a842ec6b1e0572ed154209849b0b747ebb13a40df7a03a3ef65e22ee9f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-23T12:20:16Z",
    "title_canon_sha256": "05c34532c4abed94f78fd637f510bca3ce39c7ec5be4598553b652d4580f8592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4488",
    "kind": "arxiv",
    "version": 1
  }
}