Pith Number

pith:7ZRRQDAP

pith:2025:7ZRRQDAPQFQRY67VF36KU4KM3R

not attested not anchored not stored refs pending

Cryoscope: A Cryogenic Infrared Survey Telescope in Antarctica

Abdelkrim Agabi, Amaury H.M.J. Triaud, Antonio de Ugarte Postigo, Artem Burdanov, Ashley J. Ruiter, Benoit Carry, Bob Weber, Brad Cenko, Damien Dornic, Danielle Frostig, David Hale, Don Figer, Don Neill, Edward N. Taylor, Elena Pian, Fran\c{c}ois-Xavier Schmider, Giulia Illuminati, Hector Rodriguez, Ilaria Caiazzo, Jacob Jencson, Jake Zimmer, James Brugger, Jason Fucik, Jeff Cooke, Joss Bland-Hawthorn, Julien de Wit, Kenneth Freeman, Kishalay De, Lauren Fahey, Linqing Wen, Luca Casagrande, Lyu Abe, Maggie Li, Mansi M. Kasliwal, Matthew J. Graham, Maximilian G\"unther, Michael C.B. Ashley, Mitsuko Roberts, Nicholas Earley, Olga Suarez, Philip Lubin, Philippe Bendjoya, Ray Zarzaca, Renee Key, Reston Nash, Richard Dekany, Rishi Pahuja, Rob Bertz, Robert A. Simcoe, Robert Stein, Roger Smith, Rohan Bhattarai, Ryan M. Lau, Samaporn Tinyanont, Sam Rose, Sarah Antier, Timothee Greffe, Tony Travouillon, Tristan Guillot, Vincent Deloupy, Viraj Karambelkar

arxiv:2502.06950 v2 · 2025-02-10 · astro-ph.IM · astro-ph.EP · astro-ph.HE · 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{7ZRRQDAPQFQRY67VF36KU4KM3R}

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	2026-07-05T10:37:44.469234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe63180c0f81611c7bf52efcaa714cdc6a4718f372e48065b0edafec78a887af

Aliases

arxiv: 2502.06950 · arxiv_version: 2502.06950v2 · doi: 10.48550/arxiv.2502.06950 · pith_short_12: 7ZRRQDAPQFQR · pith_short_16: 7ZRRQDAPQFQRY67V · pith_short_8: 7ZRRQDAP

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/7ZRRQDAPQFQRY67VF36KU4KM3R \
  | 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: fe63180c0f81611c7bf52efcaa714cdc6a4718f372e48065b0edafec78a887af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f383a109f0d83ef6f684ef97e53dbfcc48e5299d78dee3f4da5f20c30bee9386",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-02-10T19:00:03Z",
    "title_canon_sha256": "c7f4b3928d79e24ea4a1d0827ef3930bce3000392056432138e911543f3859c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06950",
    "kind": "arxiv",
    "version": 2
  }
}