Pith Number

pith:4AGZDKVI

pith:2011:4AGZDKVIHFGIWLB4AIIXWZUQ4X

not attested not anchored not stored refs pending

Synthetic observations of simulated pillars of creation

Barbara Ercolano (USM-LMU, Exc Cluster), James E. Dale (USM-LMU, Mark Westmoquette (ESO), Matthias Gritschneder (Kavli-PKU)

arxiv:1110.3645 v1 · 2011-10-17 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AGZDKVIHFGIWLB4AIIXWZUQ4X}

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	2026-05-18T02:00:11.605700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e00d91aaa8394c8b2c3c02117b6690e5c20aa1b3ccf5d45c6ef093fbbc01feb5

Aliases

arxiv: 1110.3645 · arxiv_version: 1110.3645v1 · doi: 10.48550/arxiv.1110.3645 · pith_short_12: 4AGZDKVIHFGI · pith_short_16: 4AGZDKVIHFGIWLB4 · pith_short_8: 4AGZDKVI

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/4AGZDKVIHFGIWLB4AIIXWZUQ4X \
  | 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: e00d91aaa8394c8b2c3c02117b6690e5c20aa1b3ccf5d45c6ef093fbbc01feb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da3945db932a581071dd27932aab0751c843159db6d8bd34c7089325cd3de9b7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-10-17T12:15:38Z",
    "title_canon_sha256": "7d2a9138e0e06c69117c60a942d6e636dcf1aa38f57cebb83646fceb3f6516bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3645",
    "kind": "arxiv",
    "version": 1
  }
}