Pith Number

pith:4EF57QJN

pith:2021:4EF57QJNPN7XWJFIOC7QN2PBZ4

not attested not anchored not stored refs pending

The Simons Observatory: Galactic Science Goals and Forecasts

Alexander van Engelen, Andrea Zonca, Andrei V. Frolov, Baptiste Jost, Blakesley Burkhart, Bradley R. Johnson, Brandon S. Hensley, Brian Keating, Carlo Baccigalupi, Carlos Herv\'ias-Caimapo, Davide Poletti, Eric Baxter, Erminia Calabrese, Federico Nati, Gabriele Coppi, Giulio Fabbian, Giuseppe Puglisi, Heather McCarrick, Jacob Nibauer, Jens Chluba, Josquin Errard, Kevin M. Huffenberger, Kevin Wolz, Mayuri Sathyanarayana Rao, Nicholas Galitzki, Nicoletta Krachmalnicoff, Ningfeng Zhu, Peter C. Ashton, Roman Gerasimov, Samantha Walker, Steve K. Choi, Susan E. Clark, Valentina Fanfani, Zhilei Xu

arxiv:2111.02425 v1 · 2021-11-03 · astro-ph.GA · 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{4EF57QJNPN7XWJFIOC7QN2PBZ4}

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	2026-07-05T04:19:38.495660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e10bdfc12d7b7f7b24a870bf06e9e1cf0e939878f3f1884e1ea0abdc1c5eb3dd

Aliases

arxiv: 2111.02425 · arxiv_version: 2111.02425v1 · doi: 10.48550/arxiv.2111.02425 · pith_short_12: 4EF57QJNPN7X · pith_short_16: 4EF57QJNPN7XWJFI · pith_short_8: 4EF57QJN

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/4EF57QJNPN7XWJFIOC7QN2PBZ4 \
  | 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: e10bdfc12d7b7f7b24a870bf06e9e1cf0e939878f3f1884e1ea0abdc1c5eb3dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "399377f4b96716efdc2eeeb73fed39cba481518b38bf1da099f3f6f6bd8f8540",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-11-03T18:00:03Z",
    "title_canon_sha256": "467caad1d8945a04fdc16c6db50904e094b039a3b776479a1d7a09989765befb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.02425",
    "kind": "arxiv",
    "version": 1
  }
}