Pith Number

pith:YZCLQAKC

pith:2011:YZCLQAKCFVGB7CC6L7JCVLDHBI

not attested not anchored not stored refs pending

The SAURON Project - XX. The Spitzer [3.6] - [4.5] colour in early-type galaxies: colours, colour gradients and inverted scaling relations

Davor Krajnovic, Elif Kutdemir, Eric Emsellem, Glenn van de Ven, Guido van der Wolk, Harald Kuntschner, Jesus Falcon-Barroso, Kristen L. Shapiro, Marc Sarzi, Martin Bureau, Michele Cappellari, Nicholas Scott, P. Tim de Zeeuw, Remco C. E. van den Bosch, Reynier F. Peletier, Richard M. McDermid, Roger L. Davies, Roland Bacon

arxiv:1109.2746 v1 · 2011-09-13 · 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{YZCLQAKCFVGB7CC6L7JCVLDHBI}

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	2026-05-18T02:00:33.726125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c644b801422d4c1f885e5fd22aac670a2937ba4480361a510cb919a56a3ffb2c

Aliases

arxiv: 1109.2746 · arxiv_version: 1109.2746v1 · doi: 10.48550/arxiv.1109.2746 · pith_short_12: YZCLQAKCFVGB · pith_short_16: YZCLQAKCFVGB7CC6 · pith_short_8: YZCLQAKC

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/YZCLQAKCFVGB7CC6L7JCVLDHBI \
  | 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: c644b801422d4c1f885e5fd22aac670a2937ba4480361a510cb919a56a3ffb2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6510018ffa96a6357f288ca10540bf71aef81bcaacc32c79f97e07be8ba9861e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-13T10:59:06Z",
    "title_canon_sha256": "67b2b89f564470235cda51eef9da8778efcd2edbd6f8e89b553e182bc1e72d45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2746",
    "kind": "arxiv",
    "version": 1
  }
}