Pith Number

pith:HUOY4FKF

pith:2009:HUOY4FKFJ6JBM6GOJLH565DDFW

not attested not anchored not stored refs pending

Time functions as utilities

E. Minguzzi

arxiv:0909.0890 v1 · 2009-09-04 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HUOY4FKFJ6JBM6GOJLH565DDFW}

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.

Cited by

1 paper in Pith

Global hyperbolicity meets order completeness

Receipt and verification

First computed	2026-05-18T04:19:33.592870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d1d8e15454f921678ce4acfdf74632d9072527536229daa693c7d4f22161ed1

Aliases

arxiv: 0909.0890 · arxiv_version: 0909.0890v1 · doi: 10.48550/arxiv.0909.0890 · pith_short_12: HUOY4FKFJ6JB · pith_short_16: HUOY4FKFJ6JBM6GO · pith_short_8: HUOY4FKF

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/HUOY4FKFJ6JBM6GOJLH565DDFW \
  | 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: 3d1d8e15454f921678ce4acfdf74632d9072527536229daa693c7d4f22161ed1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceed5ba6f096de7fe7543b528471926824a94a68f0fb7dc7c900fb85c021bbe1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-09-04T13:35:59Z",
    "title_canon_sha256": "7108a88341a864dbb6c4eff5e677293623cc6e5afbdd6948a4624ea2dc770bbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0890",
    "kind": "arxiv",
    "version": 1
  }
}