Pith Number

pith:3MW2HG3R

pith:2017:3MW2HG3RO7RC5VYPAUYYJII5YZ

not attested not anchored not stored refs pending

Rapid Gamma-ray variability of NGC 1275

N. Sahakyan, S. Gasparyan, V. Baghmanyan

arxiv:1709.03755 v1 · 2017-09-12 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3MW2HG3RO7RC5VYPAUYYJII5YZ}

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	2026-05-18T00:32:20.140363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db2da39b7177e22ed70f053184a11dc677f72506e1ffeeb07441aea342f8ec6e

Aliases

arxiv: 1709.03755 · arxiv_version: 1709.03755v1 · doi: 10.48550/arxiv.1709.03755 · pith_short_12: 3MW2HG3RO7RC · pith_short_16: 3MW2HG3RO7RC5VYP · pith_short_8: 3MW2HG3R

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/3MW2HG3RO7RC5VYPAUYYJII5YZ \
  | 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: db2da39b7177e22ed70f053184a11dc677f72506e1ffeeb07441aea342f8ec6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89e61f3ad7fde070c6d7e219d926d3e803bbd5d8cdf1eb7a02f840ae2c0d57e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-09-12T09:21:46Z",
    "title_canon_sha256": "03d2c74bc1a9ec31bc1a0be11c7ce8c96ddf9b677a76d9fb6e23646035f7eecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03755",
    "kind": "arxiv",
    "version": 1
  }
}