Pith Number

pith:JIOGMITO

pith:2018:JIOGMITOXRHZEIFP4LHDW3FEFO

not attested not anchored not stored refs pending

On bisequentiality and spaces of strictly decreasing functions on trees

Claudio Agostini, Jacopo Somaglia

arxiv:1809.01473 v1 · 2018-09-05 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JIOGMITOXRHZEIFP4LHDW3FEFO}

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	2026-05-18T00:06:27.531583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a1c66226ebc4f9220afe2ce3b6ca42b8faddfbac0fcd1746bb84d322d87b11a

Aliases

arxiv: 1809.01473 · arxiv_version: 1809.01473v1 · doi: 10.48550/arxiv.1809.01473 · pith_short_12: JIOGMITOXRHZ · pith_short_16: JIOGMITOXRHZEIFP · pith_short_8: JIOGMITO

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/JIOGMITOXRHZEIFP4LHDW3FEFO \
  | 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: 4a1c66226ebc4f9220afe2ce3b6ca42b8faddfbac0fcd1746bb84d322d87b11a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa8c7918999b5c98e1e7d2dad10c9833c9823a51b7c4e6a626eb758e88e3717a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-09-05T13:12:39Z",
    "title_canon_sha256": "1ac7e0c84fb106f96cfc9842e83c8eb8b09746aeddf0c317d0719a6558701ea8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01473",
    "kind": "arxiv",
    "version": 1
  }
}