Pith Number

pith:E5L4PNPT

pith:2018:E5L4PNPT7ZCMA2YW3JS6B5UQEF

not attested not anchored not stored refs pending

Theoreticians at the Physical-Technical Institute (To the centennial of the Ioffe Institute)

2) ((1) A. F. Ioffe Physical-Technical Institute, (2) The Racah Institute of Physics, Israel), Jerusalem 91904, M. Ya. Amusia (1, Russian Federation, St. Petersburg 194021, The Hebrew University

arxiv:1808.04089 v1 · 2018-08-13 · physics.hist-ph · physics.atom-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{E5L4PNPT7ZCMA2YW3JS6B5UQEF}

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	2026-05-18T00:08:18.910379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2757c7b5f3fe44c06b16da65e0f6902148d5a246b7739f603ed2f83f184ee372

Aliases

arxiv: 1808.04089 · arxiv_version: 1808.04089v1 · doi: 10.48550/arxiv.1808.04089 · pith_short_12: E5L4PNPT7ZCM · pith_short_16: E5L4PNPT7ZCMA2YW · pith_short_8: E5L4PNPT

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/E5L4PNPT7ZCMA2YW3JS6B5UQEF \
  | 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: 2757c7b5f3fe44c06b16da65e0f6902148d5a246b7739f603ed2f83f184ee372

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20d30ba78daedaeb83a9bc503cf2c312c5bb6ac395e7a057a3fa5b26f54aba85",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2018-08-13T07:47:22Z",
    "title_canon_sha256": "9454f843dd7c27a59472d4ef8adbdf321889c26ddeb1a3f1923e49225c9a1278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04089",
    "kind": "arxiv",
    "version": 1
  }
}