DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
CITY GOVERNMENT OF CALAPAN Award a ₱994.5K contract to SIALDANG CONSTRUCTION AND ENTERPRISESCities
Transaction hash:
321c1934c836d310e9bdb8b44ef32a3c6ad528bfffb1c857ca3f0c3a5dccb84e
Status:
Included and unchanged
Block:
#5,343 670 blocks after it
Position in block:
Transaction 42 of 285
Award day:
Nov 28, 2023 (2 yrs 11 mo ago)
Value:
₱994,499.48
Project:
Concreting of Road sitio Natulo Barangay Panggalaa
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,343 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)CITY GOVERNMENT OF CALAPAN awarded it to SIALDANG CONSTRUCTION AND ENTERPRISES on 2023-11-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of City of Calapan gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 321c1934c8…ccb84enow …
- 2. Block Merkle root changedstored 14b3bc81db…613469now …
- 3. Block #5343 hash changedstored 63c2ce082d…207799now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 284 records. Each step hashes the current value together with the sibling shown.
- leaf 321c1934c836d310e9bdb8b44ef32a3c6ad528bfffb1c857ca3f0c3a5dccb84e
- 01 R 331a3a9c8900a123e73765c549e3df78666f10bedcf6947129ad4e82c47d2ec1
- 02 L a4e4a66cabf71e6545b93cc70910c76d67e0af8fc4c94fdb30fd1262cea94ffb
- 03 R 308170c1b2fa2fc3d45fc25b6ef73735b1bf3c06c055230fc27107cbf0872f01
- 04 L 84948b30de8e92c6e8c4cc4a84a999ba279d322e2ec90d28943549f1bef4bebd
- 05 R bf1e68373490a3fee56cf00b0dfd07634069c724d75b776870ce9918646f258f
- 06 L 4239852e6a5255b5632b0527706775ab6ed484a81bbf17dbd033231a2984339b
- 07 R eb46d974fb40fc54c9c50dc6ba72595567331f39a14225751e505fd3a9870d5d
- 08 R 2a4ae7001732ba10f2871f583d57745722c1ba95ed62df24bdef17632c99efbf
- 09 R 521960c2922dd0a335e69db123ee6582403ca7f84acb0ee9caf18b75613a26a2
- root 14b3bc81db5705d48e77ef291b2be0fc43189c1ddccc01120d855bd64d613469