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 OF SAN CARLOS, PANGASINAN Award a ₱998.8K contract to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTIONCities
Transaction hash:
4efc162b4e466be02cf5a21d96629fb577f825d6c179899bf68b3f116b55df07
Status:
Included and unchanged
Block:
#4,624 1,389 blocks after it
Position in block:
Transaction 79 of 297
Award day:
Nov 9, 2021 (5 yrs ago)
Value:
₱998,789.62
Project:
CONCRETING OF ROAD BRGY. CALOMBOYAN (SITIO ANAYT
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 #4,624 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 OF SAN CARLOS, PANGASINAN awarded it to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTION on 2021-11-09.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 San Carlos gave a "qualified" 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 4efc162b4e…55df07now …
- 2. Block Merkle root changedstored bf295f02f5…b889dfnow …
- 3. Block #4624 hash changedstored e59b3ade74…753ca2now …
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 296 records. Each step hashes the current value together with the sibling shown.
- leaf 4efc162b4e466be02cf5a21d96629fb577f825d6c179899bf68b3f116b55df07
- 01 L 4df47c41443a2b73f05e4cbc50b2204785fd6d5de8b74b75a17acf0a6d329b2b
- 02 L b002de1edfea0395e78a9f4b663fd7eff57d8c081de7bb35d1ea40e9985becb5
- 03 L ffae7957a2cd9d800bfd336f0f5ef3ba039b1262268b8f37f0a7ea241e2db9ca
- 04 L d303f7335f00920632151c8db818702f3e399dcb96c5f11036ba00d461b39758
- 05 R 4facd3ec33d069b96d1ffa15b0c18991d0cd769887f5bd25c54af3a6c4092903
- 06 R 4f2b9a2498750000c36aaf2e2eab2eb93d9c6d4eaf8a4f2caa3ceb04117b278a
- 07 L 8a745e95f66c7e4e2de506d660c3c3afee15168b7ba2228feb16ec898167d80f
- 08 R 96064167567ed0324783ecdffe54c65e90c35bfae54167b52764939da270cea7
- 09 R 2990bf774d7ba0e112223fb29227e3e7c879f690b18d95fd63e30b55879aad10
- root bf295f02f5adef60416a3464147e00f9e2bfa01d73eff27fb20f982d78b889df