Pith Number

pith:F5ZJHLKG

pith:2019:F5ZJHLKGQDN6UKITUCUVTOCWMY

not attested not anchored not stored refs pending

The Science Training Program for Young Italian Physicists and Engineers at Fermilab

Carmela Luongo, Emanuela Barzi, Giorgio Bellettini, Simone Donati

arxiv:1908.01899 v1 · 2019-08-05 · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5ZJHLKGQDN6UKITUCUVTOCWMY}

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	2026-07-04T23:51:48.862547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f7293ad4680dbea2913a0a959b85666157d7de2ea39e8724c353f6a4cccd194

Aliases

arxiv: 1908.01899 · arxiv_version: 1908.01899v1 · doi: 10.48550/arxiv.1908.01899 · pith_short_12: F5ZJHLKGQDN6 · pith_short_16: F5ZJHLKGQDN6UKIT · pith_short_8: F5ZJHLKG

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/F5ZJHLKGQDN6UKITUCUVTOCWMY \
  | 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: 2f7293ad4680dbea2913a0a959b85666157d7de2ea39e8724c353f6a4cccd194

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f81a7437472ad4a67c5a0b761202614f167d76f4b347995d86cb8bd441cf8983",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2019-08-05T23:21:07Z",
    "title_canon_sha256": "4330c95f395097cbccf5f02d66ae054fc5726e061ccfd43e95db7f872a7d7f22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01899",
    "kind": "arxiv",
    "version": 1
  }
}