Pith Number

pith:2677R3Y4

pith:2022:2677R3Y4IKYZY3554ATJP3SJBY

not attested not anchored not stored refs pending

A user-friendly tool to convert photon counting data to the open-source Photon-HDF5 file format

Donald Ferschweiler, Maya Segal, Shimon Weiss, Xavier Michalet

arxiv:2203.10179 v1 · 2022-03-18 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2677R3Y4IKYZY3554ATJP3SJBY}

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	2026-07-05T04:06:32.239640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7bff8ef1c42b19c6fbde02697ee490e386905bb74adc0c73d46649297202c68

Aliases

arxiv: 2203.10179 · arxiv_version: 2203.10179v1 · doi: 10.48550/arxiv.2203.10179 · pith_short_12: 2677R3Y4IKYZ · pith_short_16: 2677R3Y4IKYZY355 · pith_short_8: 2677R3Y4

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/2677R3Y4IKYZY3554ATJP3SJBY \
  | 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: d7bff8ef1c42b19c6fbde02697ee490e386905bb74adc0c73d46649297202c68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9f97077e7cdb843ec2a305fb8c24ccb56ae5843c014c43b2b4036c9c10d135e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2022-03-18T22:24:14Z",
    "title_canon_sha256": "ac4a2623e047b9b0c8f43c94db213ff124c82d8797244ad9b2b2c08c0286d086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.10179",
    "kind": "arxiv",
    "version": 1
  }
}