Pith Number

pith:UAIUW477

pith:2015:UAIUW4777ICBS77US7IPXKMQZ2

not attested not anchored not stored refs pending

Doing is understanding: science fun in India

Amit Mhamane, Anand Pratap Singh, Anuradha Gupta, Ranjit Gulvady, Timothy Edward Saunders

arxiv:1511.09007 v1 · 2015-11-29 · 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{UAIUW4777ICBS77US7IPXKMQZ2}

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	2026-05-18T01:25:45.886177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0114b73fffa04197ff497d0fba990ce85a3cca8b4285d7637bd720332165315

Aliases

arxiv: 1511.09007 · arxiv_version: 1511.09007v1 · doi: 10.48550/arxiv.1511.09007 · pith_short_12: UAIUW4777ICB · pith_short_16: UAIUW4777ICBS77U · pith_short_8: UAIUW477

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/UAIUW4777ICBS77US7IPXKMQZ2 \
  | 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: a0114b73fffa04197ff497d0fba990ce85a3cca8b4285d7637bd720332165315

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6de3147b639ee74f37be5fabaccc221e8dc585dd83f99712312bf16c16a5000f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2015-11-29T13:01:59Z",
    "title_canon_sha256": "76ac011f65ddac6ff5634131601199d75d302c71afde941c932333c64ef1845f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.09007",
    "kind": "arxiv",
    "version": 1
  }
}