Pith Number

pith:7RVABBFE

pith:2018:7RVABBFE4EX5AEDKEZSFMCNVCR

not attested not anchored not stored refs pending

How much energy storage do modern power systems need?

Autumn Preskill, Duncan Callaway

arxiv:1805.05115 v1 · 2018-05-14 · physics.soc-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{7RVABBFE4EX5AEDKEZSFMCNVCR}

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	2026-05-18T00:16:03.861716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc6a0084a4e12fd0106a26645609b514744d8f7df2b880763b40fcc08699e788

Aliases

arxiv: 1805.05115 · arxiv_version: 1805.05115v1 · doi: 10.48550/arxiv.1805.05115 · pith_short_12: 7RVABBFE4EX5 · pith_short_16: 7RVABBFE4EX5AEDK · pith_short_8: 7RVABBFE

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/7RVABBFE4EX5AEDKEZSFMCNVCR \
  | 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: fc6a0084a4e12fd0106a26645609b514744d8f7df2b880763b40fcc08699e788

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a7f1df81e4635d112720aec94df3080a805d45604cf1bef94a4d0ef40a2b4b5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-05-14T11:26:31Z",
    "title_canon_sha256": "0615b7565fb98ac5083fd1d4059bf96c921bee0fb52c9a5843a1855931b66521"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05115",
    "kind": "arxiv",
    "version": 1
  }
}