Pith Number

pith:H4FHBDZK

pith:2021:H4FHBDZKEL2AVGRP7XEGBFNXAG

not attested not anchored not stored refs pending

La Serena School for Data Science: multidisciplinary hands-on education in the era of big data

A. Bayo, A. Zenteno, C. Ibarlucea, D. Norman, G. Damke, M. Cerda, M. J. Graham

arxiv:2101.05638 v1 · 2021-01-13 · physics.ed-ph · astro-ph.GA · astro-ph.IM · 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{H4FHBDZKEL2AVGRP7XEGBFNXAG}

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	2026-07-05T03:45:25.862766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f0a708f2a22f40a9a2ffdc86095b7019c41abe60ca55dafd7c9543d5d89109b

Aliases

arxiv: 2101.05638 · arxiv_version: 2101.05638v1 · doi: 10.48550/arxiv.2101.05638 · pith_short_12: H4FHBDZKEL2A · pith_short_16: H4FHBDZKEL2AVGRP · pith_short_8: H4FHBDZK

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/H4FHBDZKEL2AVGRP7XEGBFNXAG \
  | 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: 3f0a708f2a22f40a9a2ffdc86095b7019c41abe60ca55dafd7c9543d5d89109b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "add3252e872d73417a33dfe63b8836770e8961d27fa4b25c85379fd91778dfc5",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2021-01-13T12:24:49Z",
    "title_canon_sha256": "130b17c854b09d63fa650552b4377a7fa1f4a3ee969593cd9f4a04c8ab9ba224"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05638",
    "kind": "arxiv",
    "version": 1
  }
}