Pith Number

pith:KATPZ7C2

pith:2015:KATPZ7C2JALEQTDQ73BNRF74FS

not attested not anchored not stored refs pending

Optimal CCD readout by digital correlated double sampling

Angel Abusleme, Cristobal Alessandri, Dani Guzman, Enrique Alvarez-Fontecilla, Ignacio Passalacqua, Marcelo Guarini

arxiv:1511.05649 v1 · 2015-11-18 · 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{KATPZ7C2JALEQTDQ73BNRF74FS}

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	2026-05-18T01:26:24.651659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5026fcfc5a4816484c70fec2d897fc2cad845af6d8ab751217babd9b8e780f96

Aliases

arxiv: 1511.05649 · arxiv_version: 1511.05649v1 · doi: 10.48550/arxiv.1511.05649 · pith_short_12: KATPZ7C2JALE · pith_short_16: KATPZ7C2JALEQTDQ · pith_short_8: KATPZ7C2

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/KATPZ7C2JALEQTDQ73BNRF74FS \
  | 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: 5026fcfc5a4816484c70fec2d897fc2cad845af6d8ab751217babd9b8e780f96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "080b29d24443c4a78535b65919ec6df4bd294b245a370a8d69c7b6f221b709c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-11-18T02:59:54Z",
    "title_canon_sha256": "5ee04fa532c93844118e91d4f5ecd17b6fa29fa048f1dfc08b62f8fe9d7a2052"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05649",
    "kind": "arxiv",
    "version": 1
  }
}