Pith Number

pith:A2EHGVVM

pith:2017:A2EHGVVMJ72AMERWJE4CQTELG4

not attested not anchored not stored refs pending

Comment on "Acceleration of particles to high energy via gravitational repulsion in the Schwarzschild field" [Astropart. Phys. 86 (2017) 18-20]

Alessandro D. A. M. Spallicci

arxiv:1708.00799 v1 · 2017-08-02 · gr-qc · astro-ph.HE · hep-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{A2EHGVVMJ72AMERWJE4CQTELG4}

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	2026-05-18T00:38:08.341579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06887356ac4ff40612364938284c8b372422635d4c03cc5d6460520d1f271a2b

Aliases

arxiv: 1708.00799 · arxiv_version: 1708.00799v1 · doi: 10.48550/arxiv.1708.00799 · pith_short_12: A2EHGVVMJ72A · pith_short_16: A2EHGVVMJ72AMERW · pith_short_8: A2EHGVVM

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/A2EHGVVMJ72AMERWJE4CQTELG4 \
  | 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: 06887356ac4ff40612364938284c8b372422635d4c03cc5d6460520d1f271a2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8729c79dbf10c869f1a95f011c49a70e5b42e1d0c77b863815c6c7beed731fc",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-08-02T15:42:00Z",
    "title_canon_sha256": "ca483da95a6acb6df9905b773cb54acc5ebc58db1af28dcd070b0fd45a93a1df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00799",
    "kind": "arxiv",
    "version": 1
  }
}