Pith Number

pith:PI52QTAF

pith:2019:PI52QTAFPD3D77CSILTBEER6M7

not attested not anchored not stored refs pending

A formula for the local metric pressure

Maria Carvalho, Sebasti\'an A. P\'erez

arxiv:1901.07198 v1 · 2019-01-22 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PI52QTAFPD3D77CSILTBEER6M7}

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	2026-05-17T23:55:47.804768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a3ba84c0578f63ffc5242e612123e67f948c69c04d7ec8bb93e324c3289bc23

Aliases

arxiv: 1901.07198 · arxiv_version: 1901.07198v1 · doi: 10.48550/arxiv.1901.07198 · pith_short_12: PI52QTAFPD3D · pith_short_16: PI52QTAFPD3D77CS · pith_short_8: PI52QTAF

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/PI52QTAFPD3D77CSILTBEER6M7 \
  | 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: 7a3ba84c0578f63ffc5242e612123e67f948c69c04d7ec8bb93e324c3289bc23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fe90a582938018ad535a8ae5340da46070805c60cab58fed50e89740d5296e7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-01-22T08:03:32Z",
    "title_canon_sha256": "73a302d9cc02229312f4398ad1f9d4e41d312b7e0618996e34e38e20f30f7f6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07198",
    "kind": "arxiv",
    "version": 1
  }
}