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 - MIS. OR. FIRST DEO Award a ₱2.2M contract to FOOTPRINTS CONSTRUCTIONNational agencies
Transaction hash:
4e7f8abd2f1f051d901378fad137569a48d4ace3e4c0c52ad60d1d331c5ddc37
Status:
Included and unchanged
Block:
#747 5,266 blocks after it
Position in block:
Transaction 0 of 9
Award day:
Dec 3, 2009 (16 yrs 11 mo ago)
Value:
₱2,246,433.20
Project:
09KK0041
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 #747 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 - MIS. OR. FIRST DEO awarded it to FOOTPRINTS CONSTRUCTION on 2009-12-03.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 4e7f8abd2f…5ddc37now …
- 2. Block Merkle root changedstored faf7b47aad…f55dffnow …
- 3. Block #747 hash changedstored 5fd4ad607a…e45619now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.
- leaf 4e7f8abd2f1f051d901378fad137569a48d4ace3e4c0c52ad60d1d331c5ddc37
- 01 R 61acae1a507520b36957d7fac6a5b5554cde3a77db79d8403c571f405b502d47
- 02 R 51cf2c046f6d535d4b3425717a0918fdaa22dde7d6197eac2f6e3990d539022a
- 03 R e17761d14c2b1f98dbd2692a7691ac7ecbe35a0918bc3773585e0438e0fc0da2
- 04 R 218d74657e2669f9080e8f5c7d0ef5eaac3d6dec14f091625c1294c3deb3faf5
- root faf7b47aadde0601dea9d2057ffe83605d038f3c393e8f35dc8d322228f55dff