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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE - SUB-DEO Award a ₱1.5M contract to MIRASOL M. MEDINA CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
f13b5a3a41f6be2f85bc83ebbb535fc454e37de1e8bcf0b2c625400531f0af03
Status:
Included and unchanged
Block:
#1,707 4,306 blocks after it
Position in block:
Transaction 397 of 420
Award day:
Mar 18, 2013 (13 yrs 7 mo ago)
Value:
₱1,456,155.71
Project:
Civil Works
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 #1,707 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE - SUB-DEO awarded it to MIRASOL M. MEDINA CONSTRUCTION AND TRADING on 2013-03-18.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 f13b5a3a41…f0af03now …
- 2. Block Merkle root changedstored df25d49168…a0bb37now …
- 3. Block #1707 hash changedstored d0397d554f…f96ff7now …
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 419 records. Each step hashes the current value together with the sibling shown.
- leaf f13b5a3a41f6be2f85bc83ebbb535fc454e37de1e8bcf0b2c625400531f0af03
- 01 L f1040af3633e6ecd3d240592f3ce9c78c65578ce677afe8ffa8c9a6538eaafcd
- 02 R 358d0d0c80f4044cc23a773a7f97731a90a6f65dfb6d18cb8e26c38fe6a0f0b9
- 03 L 912b03da59574046d766b849dbaf4f30ab79ad08ef813c3ba8356334ca1a10ef
- 04 L 92c85c56bde428522e4aa426f5237f3d21e80aaafa2c787939a45ff8a4d08727
- 05 R c932d9dd545da2e98744a4bc97f467b5da5878243f08a86a8312c7c52ca9495f
- 06 R 71947b55662c4c8ece97712453dc23d3c37f3dbcb9f785c1b090d67a8099a38e
- 07 R ce84d29e8b3ef57284201271053615a0482c496bdb165a958486fc7d16b7fe09
- 08 L 343f3f8fe92c6a52c2a6320076445960b1b79d94abc7495b4cb1273c4a6dbc32
- 09 L 77ef880b0aad2adc26b59cf368b05681d7ecad92c1f44877628b6d31ab141b6a
- root df25d49168018cb2d131af85d1d2be3685fb90230277c94c3563e66026a0bb37