Pith Number

pith:BA5M26VI

pith:2016:BA5M26VIR6GRHNHJVZHWQO73RJ

not attested not anchored not stored refs pending

Back to the past: on the shoulders of an academic search engine giant

Alberto Martin-Martin, Emilio Delgado Lopez-Cozar, Enrique Orduna-Malea, Juan M. Ayllon

arxiv:1603.09111 v1 · 2016-03-30 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BA5M26VIR6GRHNHJVZHWQO73RJ}

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	2026-05-18T01:18:03.631938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

083acd7aa88f8d13b4e9ae4f683bfb8a496592b79fe40b6c76516283f7b7aede

Aliases

arxiv: 1603.09111 · arxiv_version: 1603.09111v1 · doi: 10.48550/arxiv.1603.09111 · pith_short_12: BA5M26VIR6GR · pith_short_16: BA5M26VIR6GRHNHJ · pith_short_8: BA5M26VI

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/BA5M26VIR6GRHNHJVZHWQO73RJ \
  | 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: 083acd7aa88f8d13b4e9ae4f683bfb8a496592b79fe40b6c76516283f7b7aede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1adcab795cc3cbd67490065a2b437ebe7fe95d7b1520b9bdd7afacf623fca226",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2016-03-30T10:25:16Z",
    "title_canon_sha256": "bbe50b2212211c5f910fa4db54e600f70e5931775e0cf3068f8bc37897a3332c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.09111",
    "kind": "arxiv",
    "version": 1
  }
}