Pith Number

pith:AJ6V5EI2

pith:2019:AJ6V5EI272VMTSSMVSNZV3O426

not attested not anchored not stored refs pending

A snapshot full-Stokes spectropolarimeter for detecting life on Earth

Antoine Pommerol, Brice-Olivier Demory, C. H. Lucas Patty, Christoph U. Keller, Daphne M. Stam, David S. Doelman, Frans Snik, H. Jens Hoeijmakers, Jonas K\"uhn, Olivier Poch, Vidhya Pallichadath

arxiv:1909.02283 v1 · 2019-09-05 · astro-ph.IM · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJ6V5EI272VMTSSMVSNZV3O426}

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	2026-07-05T00:02:32.584789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

027d5e911afeaac9ca4cac9b9aeddcd799fac15031acc853a98876491d629462

Aliases

arxiv: 1909.02283 · arxiv_version: 1909.02283v1 · doi: 10.48550/arxiv.1909.02283 · pith_short_12: AJ6V5EI272VM · pith_short_16: AJ6V5EI272VMTSSM · pith_short_8: AJ6V5EI2

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/AJ6V5EI272VMTSSMVSNZV3O426 \
  | 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: 027d5e911afeaac9ca4cac9b9aeddcd799fac15031acc853a98876491d629462

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dac5295d7949d89bed951983e3c41ecdbf68c81fddc20e08a1368cd8e45c71ae",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-09-05T09:34:53Z",
    "title_canon_sha256": "e7cf7fdf5318ee21fbf22e408dd0868dbfe20b8651d7f17c29bbce19fb2646f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02283",
    "kind": "arxiv",
    "version": 1
  }
}