Pith Number

pith:DHIDACBV

pith:2023:DHIDACBV2635XC6WDUUOYFFT35

not attested not anchored not stored refs pending

LST-1 observations of an enormous flare of BL Lacertae in 2021

Chaitanya Priyadarshi (on behalf of the CTA-LST project), Gabriel Emery, Juan Escudero, Katsuaki Asano, Seiya Nozaki

arxiv:2309.09715 v1 · 2023-09-18 · 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{DHIDACBV2635XC6WDUUOYFFT35}

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	2026-07-05T06:51:43.536499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19d0300835d7b7db8bd61d28ec14b3df7c6546d0452e34edaa33561e70ae65ef

Aliases

arxiv: 2309.09715 · arxiv_version: 2309.09715v1 · doi: 10.48550/arxiv.2309.09715 · pith_short_12: DHIDACBV2635 · pith_short_16: DHIDACBV2635XC6W · pith_short_8: DHIDACBV

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/DHIDACBV2635XC6WDUUOYFFT35 \
  | 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: 19d0300835d7b7db8bd61d28ec14b3df7c6546d0452e34edaa33561e70ae65ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b8d70dfc6ec2b9b2bfa3387b973fa077dca57b8ce3aa936114b165ac7443f76",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-09-18T12:30:02Z",
    "title_canon_sha256": "bd824eef102f0784bc7427e4b224f06be2c1a37c6177b0c805be84798d16261c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.09715",
    "kind": "arxiv",
    "version": 1
  }
}