Pith Number

pith:VPTKZ2TI

pith:2022:VPTKZ2TIXL4BPZY2WMG6YG2IMP

not attested not anchored not stored refs pending

The Automated Photometry Of Transients (AutoPhOT) pipeline

M. Fraser, S. J. Brennan

arxiv:2201.02635 v4 · 2022-01-07 · astro-ph.IM · 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{VPTKZ2TIXL4BPZY2WMG6YG2IMP}

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.

Cited by

1 paper in Pith

Decadal pre-explosion activity and circumstellar interaction in a supernova

Receipt and verification

First computed	2026-07-05T06:48:01.754079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe6acea68baf817e71ab30dec1b4863f1d6f3807bdba3f1d6ed168138f2f9df

Aliases

arxiv: 2201.02635 · arxiv_version: 2201.02635v4 · doi: 10.48550/arxiv.2201.02635 · pith_short_12: VPTKZ2TIXL4B · pith_short_16: VPTKZ2TIXL4BPZY2 · pith_short_8: VPTKZ2TI

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/VPTKZ2TIXL4BPZY2WMG6YG2IMP \
  | 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: abe6acea68baf817e71ab30dec1b4863f1d6f3807bdba3f1d6ed168138f2f9df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77e49275ee5adbc10f23169becfca0fa7cb04a72c8a68e743e925306e062c616",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-01-07T19:00:01Z",
    "title_canon_sha256": "6ddd05ef76646d867f3cc7c00997890f06ff916d84905cbfed4bfa87c9059b0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.02635",
    "kind": "arxiv",
    "version": 4
  }
}