Pith Number

pith:HHDATNUW

pith:2019:HHDATNUWVJBTLWHCR472UUWIPZ

not attested not anchored not stored refs pending

Gromatics illustrations from newly discovered pavements in Pompeii

Giulio Magli, Luisa Ferro, Massimo Osanna

arxiv:1910.13145 v1 · 2019-10-29 · physics.gen-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{HHDATNUWVJBTLWHCR472UUWIPZ}

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	2026-07-05T00:16:16.912773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39c609b696aa4335d8e28f3faa52c87e7a730b2a1d8ccd3cc048c2215c141e97

Aliases

arxiv: 1910.13145 · arxiv_version: 1910.13145v1 · doi: 10.48550/arxiv.1910.13145 · pith_short_12: HHDATNUWVJBT · pith_short_16: HHDATNUWVJBTLWHC · pith_short_8: HHDATNUW

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/HHDATNUWVJBTLWHCR472UUWIPZ \
  | 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: 39c609b696aa4335d8e28f3faa52c87e7a730b2a1d8ccd3cc048c2215c141e97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0e6a410b16d2d05ae9ba5ad24dbb6add118c76aec9463db2dd0987b48eaea6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2019-10-29T09:30:05Z",
    "title_canon_sha256": "ff423791b1f66c050bd4a26ed7cdc9880b89f685fe402431bfcf2e32763425c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.13145",
    "kind": "arxiv",
    "version": 1
  }
}