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 - REGION VII Award a ₱3.0M contract to FIRST GRANDEUR BUILDERSNational agencies
Transaction hash:
b1ddaa0f52b15243d1a4c32e9af9d5c4bf4be71d54ba942a52b6fcb8da2ff626
Status:
Included and unchanged
Block:
#3,210 2,803 blocks after it
Position in block:
Transaction 135 of 204
Award day:
Oct 6, 2017 (9 yrs 1 mo ago)
Value:
₱2,957,385.19
Project:
Re-Bid 17H00036
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 #3,210 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 - REGION VII awarded it to FIRST GRANDEUR BUILDERS on 2017-10-06.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 b1ddaa0f52…2ff626now …
- 2. Block Merkle root changedstored f31c1c0bf6…19439dnow …
- 3. Block #3210 hash changedstored f81f9be4ce…db1ce4now …
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 203 records. Each step hashes the current value together with the sibling shown.
- leaf b1ddaa0f52b15243d1a4c32e9af9d5c4bf4be71d54ba942a52b6fcb8da2ff626
- 01 L afcece99fd0ee25b2bea2198dcadbf179eadc5a7f6e87f70d82bbb09e686fa63
- 02 L 23418dc9bdd8e0eb0c383c354276fdb99e2a67a52680f9e8c93894b08f308f51
- 03 L 86267029266b418892abbc5f5a2e51455765db9db81e3aad57ec6ab38e189e0d
- 04 R ed4bf4a2e7a3b652064e5849ed32f348518786a4f902913afd73839e5c43435c
- 05 R 565012cc5fcb670048a149b08f198262d871803dcd53debcbcf2ab22331e3d12
- 06 R 9e370e6302c0bd333799d354eedde8018f55d89f371554c07d3b60ffe977690b
- 07 R 6eed6fbff8d4edaebfcab225f730bd78a0e9a7b6a3bd09ec20c8cbd3484f2ab3
- 08 L 7e95e1417158ec36357d4aac00ac33688e30030811c804c11547bf093fabfb3a
- root f31c1c0bf632786baa40c03936b3f16b4b9b3c25cbaacf6553fc5df00019439d