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 PASAY Award a ₱5.9M contract to ALE BUILDERS CONSTRUCTION & DEVELOPMENT CORPORATIONCities
Transaction hash:
64c81eb388d6cae2b26ca1fdbcf8a0042bbe2501e3be8943c33892b3a474d8c0
Status:
Included and unchanged
Block:
#3,431 2,582 blocks after it
Position in block:
Transaction 221 of 584
Award day:
May 28, 2018 (8 yrs 5 mo ago)
From:
Value:
₱5,921,154.51
Project:
Additional Works for the Construction of School Bu
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 #3,431 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 PASAY awarded it to ALE BUILDERS CONSTRUCTION & DEVELOPMENT CORPORATION on 2018-05-28.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 Pasay City gave a "unmodified" 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 64c81eb388…74d8c0now …
- 2. Block Merkle root changedstored 2753adc2f2…536918now …
- 3. Block #3431 hash changedstored 5dcc71c047…a35a48now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 583 records. Each step hashes the current value together with the sibling shown.
- leaf 64c81eb388d6cae2b26ca1fdbcf8a0042bbe2501e3be8943c33892b3a474d8c0
- 01 L 6480cfc38180c16603ab463335090afda9f208306e29e4695cea183844bf205e
- 02 R fdd62e777c68c0014b64b95b4320286fb39b5222a31650531b45c1947080ccdd
- 03 L 4e61d45e5685c1068413bbc012a4a70d5b7d38d6680c306f9890f67f79b4f4e2
- 04 L 43e6137d50f21570e1b84080d880a568c4e897615ccd315e327a1499c236143d
- 05 L 4916c88d780fe325af655ad335259fa2cb13bd9ed93cb0ab19cd9ab5f0dbba16
- 06 R a42cf610e401935321accdfbbc1b47067356d79eec305338e735645f617ca883
- 07 L b5e8b31595dd92c84798c3d7debbba49754333b3dd2e442b90a13057020c10e2
- 08 L 335220512c2bebea415c9905c0c75ec1ae612fcd0bba2c42fbea54211a4de0aa
- 09 R d6b9e7ed061c75beb7ecebbf7ef3c4d9df4bd91cb1cf26f13a8018407df38a30
- 10 R db2e2fc389193d2a5fe3045644215065b634fae8ac86c18280ab1c85856e2884
- root 2753adc2f290ff953ecb48b8ac38d41b9fca84892f873f5a92a54ef142536918