Pith Number

pith:DI55WSVY

pith:2011:DI55WSVYKEAUSTKJ7ZLSZ3ZMX6

not attested not anchored not stored refs pending

Reconstruction of ancient conceptual landscapes in the Nile Valley

Giulio Magli

arxiv:1104.1785 v1 · 2011-04-10 · physics.hist-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{DI55WSVYKEAUSTKJ7ZLSZ3ZMX6}

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	2026-05-18T01:04:00.686151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a3bdb4ab85101494d49fe572cef2cbfa806b0526a04dfdb81b18632ec098312

Aliases

arxiv: 1104.1785 · arxiv_version: 1104.1785v1 · doi: 10.48550/arxiv.1104.1785 · pith_short_12: DI55WSVYKEAU · pith_short_16: DI55WSVYKEAUSTKJ · pith_short_8: DI55WSVY

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/DI55WSVYKEAUSTKJ7ZLSZ3ZMX6 \
  | 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: 1a3bdb4ab85101494d49fe572cef2cbfa806b0526a04dfdb81b18632ec098312

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ce17a98a1762dc10ef2bed355f5ba05a1a31acd57de8d73204752c4372d2098",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2011-04-10T17:57:47Z",
    "title_canon_sha256": "bb7fc7d70224607315ee1913aa8798d028633857ee6ee93988bd4071b297c711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1785",
    "kind": "arxiv",
    "version": 1
  }
}