Pith Number

pith:DNSSEV4W

pith:2014:DNSSEV4WGMZSJMBNQ3W23K2VZS

not attested not anchored not stored refs pending

Seeing and interacting with the invisible: A powerful tool for the learning of science

Vera Montalbano

arxiv:1401.3047 v2 · 2014-01-14 · 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{DNSSEV4WGMZSJMBNQ3W23K2VZS}

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	2026-05-18T01:23:16.952265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b65225796333324b02d86edadab55cc81b995fa2bca263503f3176dbaaef40d

Aliases

arxiv: 1401.3047 · arxiv_version: 1401.3047v2 · doi: 10.48550/arxiv.1401.3047 · pith_short_12: DNSSEV4WGMZS · pith_short_16: DNSSEV4WGMZSJMBN · pith_short_8: DNSSEV4W

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/DNSSEV4WGMZSJMBNQ3W23K2VZS \
  | 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: 1b65225796333324b02d86edadab55cc81b995fa2bca263503f3176dbaaef40d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b5f00bb161df960e66a90c3a08ed1537a61d77f4a1cc05bc8f88654bd5da59f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2014-01-14T01:50:24Z",
    "title_canon_sha256": "081bba30a6e2719b817b42cbcc42350d8497d4511addbd043f0133bf424b70b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3047",
    "kind": "arxiv",
    "version": 2
  }
}