Pith Number

pith:UHU4CVC7

pith:2020:UHU4CVC7YGHLR2J4EATPEEIBWP

not attested not anchored not stored refs pending

Special Relativity -- Applications to astronomy and the accelerator physics

Evgeny Saldin

arxiv:2007.07780 v14 · 2020-07-14 · physics.class-ph · astro-ph.IM · physics.acc-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{UHU4CVC7YGHLR2J4EATPEEIBWP}

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	2026-06-19T16:10:26.780153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1e9c1545fc18eb8e93c2026f21101b3e796101230740e81bd35546414a0cc3a

Aliases

arxiv: 2007.07780 · arxiv_version: 2007.07780v14 · doi: 10.48550/arxiv.2007.07780 · pith_short_12: UHU4CVC7YGHL · pith_short_16: UHU4CVC7YGHLR2J4 · pith_short_8: UHU4CVC7

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/UHU4CVC7YGHLR2J4EATPEEIBWP \
  | 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: a1e9c1545fc18eb8e93c2026f21101b3e796101230740e81bd35546414a0cc3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb530f3f549c5ec8b5e722606bfcb51bb687028fbff1501b17d2e6006add9910",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.acc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2020-07-14T14:17:51Z",
    "title_canon_sha256": "baea95a20ace4871aea24864682f1c448a5817419d4619acee429711360dce53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.07780",
    "kind": "arxiv",
    "version": 14
  }
}