Pith Number

pith:HA4O52U4

pith:2017:HA4O52U4HFRLYG7SELGFUILKGR

not attested not anchored not stored refs pending

The secret chambers in the Chephren Pyramid

Bartosz Gutowski (1), Ewa Pijus (1), Faculty of Civil Engineering, Janusz Kempa (3), Kamila Komorowska (1), Kamil Krakowski (1), Kamil Szymczak (1), Ma{\l}gorzata Trojanowska (1) ((1) L.O. im. Marsz. Ma{\l}achowskiego, Markus Joos (2), Mechanics, Petrochemistry, P{\l}ock (2) CERN (3) 3. The Institute of Civil Engineering, Warsaw University of Technology), Witold J\'o\'zwiak (1)

arxiv:1712.08590 v1 · 2017-12-19 · physics.pop-ph · physics.ed-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{HA4O52U4HFRLYG7SELGFUILKGR}

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	2026-05-18T00:13:30.793993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3838eeea9c3962bc1bf222cc5a216a344c9bea8fc44cbed534669c8dbd21f250

Aliases

arxiv: 1712.08590 · arxiv_version: 1712.08590v1 · doi: 10.48550/arxiv.1712.08590 · pith_short_12: HA4O52U4HFRL · pith_short_16: HA4O52U4HFRLYG7S · pith_short_8: HA4O52U4

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/HA4O52U4HFRLYG7SELGFUILKGR \
  | 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: 3838eeea9c3962bc1bf222cc5a216a344c9bea8fc44cbed534669c8dbd21f250

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb05065d31c483f2eefd4b3ff661ce0214ae766746e947ab6389d3e7ab609b96",
    "cross_cats_sorted": [
      "physics.ed-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2017-12-19T17:19:27Z",
    "title_canon_sha256": "01aabd294c4e806b4639bd39ebd924bc275e7ac7b453153ea77b71f0b9b95fb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08590",
    "kind": "arxiv",
    "version": 1
  }
}