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
MUNICIPALITY OF LUCBAN, QUEZON Award a ₱3.2M contract to ANNCON BUILDERSMunicipalities
Transaction hash:
fa4bee87f6d76089500bfc4e731394af78948c5275f5863525b63cccf67e4fd3
Status:
Included and unchanged
Block:
#2,441 3,572 blocks after it
Position in block:
Transaction 182 of 185
Award day:
Jun 23, 2015 (11 yrs 4 mo ago)
Value:
₱3,159,079.00
Project:
CONSTRUCTION PROJECT
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 #2,441 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)MUNICIPALITY OF LUCBAN, QUEZON awarded it to ANNCON BUILDERS on 2015-06-23.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 Lucban 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 fa4bee87f6…7e4fd3now …
- 2. Block Merkle root changedstored 4e0a84d7a1…fa9739now …
- 3. Block #2441 hash changedstored 17c146e9d9…94634dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 184 records. Each step hashes the current value together with the sibling shown.
- leaf fa4bee87f6d76089500bfc4e731394af78948c5275f5863525b63cccf67e4fd3
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- 02 L f9653a2340c58bb58fda3df354391842312dcf03d0e03d174f84ee11bbe2ebb8
- 03 L 6c330cda2327ffddcbe10c9e8d2a737e0f5b7abd3d939b9554c931dcc163dbc5
- 04 R 8013b9008ea1016dcc11ea812b56ae654b750a48611d4dea471d39c9119ecdb6
- 05 L d45d375e14d68bf4c1eec0427805e39c890093f4447b29e91096b9a592434431
- 06 L dd3e1dab72f6e05253b4bdf26df69b5b23ecc4e9c6bc3a1150c6977366b2ddfe
- 07 R 1d8794bc287c072404a7271222d1e0316455e316e9e343b1023867f03b512edb
- 08 L f6c427f37f6a8c36e140f32c531bc6e839b30bb1cfa6c86cb6b26972bbc1310f
- root 4e0a84d7a1e83ba102ae6e5fdba2df0c5e8d43806f592882c71aed9594fa9739