Pith Number

pith:6EYUYAT7

pith:2002:6EYUYAT7XUMISEKLKQBDIPBI4L

not attested not anchored not stored refs pending

Comparison of relativity theories with observer-independent scales of both velocity and length/mass

Andrea Procaccini, Dario Benedetti, Francesco D'Andrea, Giovanni Amelino-Camelia

arxiv:hep-th/0201245 v2 · 2002-01-30 · hep-th · 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{6EYUYAT7XUMISEKLKQBDIPBI4L}

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	2026-05-18T04:13:16.926437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1314c027fbd1889114b5402343c28e2dc6da718c408db4e2f783e1da629602f

Aliases

arxiv: hep-th/0201245 · arxiv_version: hep-th/0201245v2 · doi: 10.48550/arxiv.hep-th/0201245 · pith_short_12: 6EYUYAT7XUMI · pith_short_16: 6EYUYAT7XUMISEKL · pith_short_8: 6EYUYAT7

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/6EYUYAT7XUMISEKLKQBDIPBI4L \
  | 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: f1314c027fbd1889114b5402343c28e2dc6da718c408db4e2f783e1da629602f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab97c33d082e97fe7250bc19cdf290b58318ee0541ad307979f22a8666c0576d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2002-01-30T07:10:32Z",
    "title_canon_sha256": "26489fb23067494e59b19045d2b4dd441c5ce2b022cb2e73ef5941c0cbb2d759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0201245",
    "kind": "arxiv",
    "version": 2
  }
}