Pith Number

pith:XSZDPWXV

pith:2015:XSZDPWXVJZGAHMBRBIIJ3RKHZ4

not attested not anchored not stored refs pending

A Web Environment for Geometry

Milena Mari\'c, Pedro Quaresma, Vanda Santos

arxiv:1506.00128 v1 · 2015-05-30 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSZDPWXVJZGAHMBRBIIJ3RKHZ4}

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	2026-05-18T01:59:55.411784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcb237daf54e4c03b0310a109dc547cf2c4102cf978fcf6ab8663bfd0da4389d

Aliases

arxiv: 1506.00128 · arxiv_version: 1506.00128v1 · doi: 10.48550/arxiv.1506.00128 · pith_short_12: XSZDPWXVJZGA · pith_short_16: XSZDPWXVJZGAHMBR · pith_short_8: XSZDPWXV

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/XSZDPWXVJZGAHMBRBIIJ3RKHZ4 \
  | 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: bcb237daf54e4c03b0310a109dc547cf2c4102cf978fcf6ab8663bfd0da4389d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8b0dc377fb2ed398fb68bbf39f931ab171fcad5148f442c41900a0bfec87c12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-05-30T15:27:53Z",
    "title_canon_sha256": "c514783510e3b80e4d642d26e97f350f0a11126ae2d019b9b25daad0bb6d95ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00128",
    "kind": "arxiv",
    "version": 1
  }
}