Pith Number

pith:EMPTKYQG

pith:2019:EMPTKYQGI4QAXPPPROWBAJTHHG

not attested not anchored not stored refs pending

Detector Characterization of a Near-Infrared Discrete Avalanche Photodiode 5x5 Array for Astrophysical Observations

(b) Center for Astrophysics & Space Sciences, c), c) ((a) Department of Physics, (c) Department of Physics, J\'er\^ome Maire (b), Maren Cosens (b, Shelley A. Wright (b, Siyang Li (a), University of California Berkeley, University of California San Diego, USA, USA)

arxiv:1906.03837 v1 · 2019-06-10 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMPTKYQGI4QAXPPPROWBAJTHHG}

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	2026-05-17T23:43:44.783950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

231f35620647200bbdef8bac10266739a440bda87fb8232996b525d077f9ad5b

Aliases

arxiv: 1906.03837 · arxiv_version: 1906.03837v1 · doi: 10.48550/arxiv.1906.03837 · pith_short_12: EMPTKYQGI4QA · pith_short_16: EMPTKYQGI4QAXPPP · pith_short_8: EMPTKYQG

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/EMPTKYQGI4QAXPPPROWBAJTHHG \
  | 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: 231f35620647200bbdef8bac10266739a440bda87fb8232996b525d077f9ad5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9b773214e55efe19ca3e9cd1280b5a7e9ffb6fa7c6726635797bfd286546ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-06-10T08:21:30Z",
    "title_canon_sha256": "7b95d7d22ab25feba90399c1d3ecd7cb5024d1eacdc524948d64b10d40d3ef8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03837",
    "kind": "arxiv",
    "version": 1
  }
}