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 - BULACAN 1ST DEO Award a ₱46.2M contract to J.D. LEGASPI CONSTRUCTIONNational agencies
Transaction hash:
77ebc3aacfdae5e2e523a0d78e4af36af6341f1dde1d72bef04be290ac67fb01
Status:
Included and unchanged
Block:
#3,012 3,001 blocks after it
Position in block:
Transaction 84 of 180
Award day:
Mar 10, 2017 (9 yrs 8 mo ago)
Value:
₱46,233,352.82
Project:
Revetment along Angat River Sto. Nino Section Calu
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 #3,012 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)DPWH lists the funding source as "Regular Infra - GAA 2017 MFO-2", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 - BULACAN 1ST DEO awarded it to J.D. LEGASPI CONSTRUCTION on 2017-03-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CC0089: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2017-12-13). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 77ebc3aacf…67fb01now …
- 2. Block Merkle root changedstored f58767d3f4…9242b5now …
- 3. Block #3012 hash changedstored 4408ded2fc…49c0c9now …
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 179 records. Each step hashes the current value together with the sibling shown.
- leaf 77ebc3aacfdae5e2e523a0d78e4af36af6341f1dde1d72bef04be290ac67fb01
- 01 R 7852e42ceb54303a72a53a5e14051308a2f87f0f2e9a876bdb8aa506d2385df0
- 02 R 7ab59f24341845b51adca0e4cd08a46e289d03e58f9abd312fa60ee5a6a019ea
- 03 L 39fb4b7f5401fe691e7b226040ad3ca55c788d5a90d0d7b0c9a4e9a9b5e0d546
- 04 R 9c013e884b666d23c3a719b6e5742a223bc2fe364e3d7f55cf31f0c83b09554c
- 05 L 059dac586f7abcbf7f90344670db657595fb496361b37f1234d173f6061ad4d3
- 06 R d941ead3be9b69db309aaeafb737fa87a08eee8c7cef8dd9bd1df4a3a2907d1c
- 07 L 416befab607b354644b51e3622b68a3f4a416bf7d929e9f66fb8781ad4d7597b
- 08 R eedb54c577501331dc23a70e1c1b8dca3b6c20c6a57e06472f2640123456a890
- root f58767d3f4bd6ceccce469b231cda1d4bbc4f16783eeeddee6224562919242b5