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 - NEGROS ORIENTAL 2N Award a ₱14.2M contract to LEGACY CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
0d7dcefa1f855d36fec82012cc5712d42e3c7634cf1c407317f9bb44118d2a83
Status:
Included and unchanged
Block:
#3,150 2,863 blocks after it
Position in block:
Transaction 8 of 167
Award day:
Aug 1, 2017 (9 yrs 3 mo ago)
Value:
₱14,178,584.89
Project:
School Building
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 #3,150 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 "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 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 - NEGROS ORIENTAL 2N awarded it to LEGACY CONSTRUCTION CORPORATION on 2017-08-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17RG0055: 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 2018-04-13). 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 0d7dcefa1f…8d2a83now …
- 2. Block Merkle root changedstored 6c56a0ee8d…a407f8now …
- 3. Block #3150 hash changedstored a5b314c995…f3f8b5now …
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 166 records. Each step hashes the current value together with the sibling shown.
- leaf 0d7dcefa1f855d36fec82012cc5712d42e3c7634cf1c407317f9bb44118d2a83
- 01 R 106612095aa6d25628eda506758306a5e23fabde4c10b9bdd5cedbea76ee5167
- 02 R f08c5c157e714fe39871fa464ddb2d81af00685e022b3ec8b548fa115f3885c2
- 03 R 29483a0ad23f0a29bde246603731d7a3d0284788875a072d6fcc0afb22565b98
- 04 L 59232b225d8dea211fc095c2d849c97d123a543222ff20c5dd367776fa053937
- 05 R 98e013250729e12684919dc222c190f273738a01e00bcf806508c1de12f2d7c7
- 06 R 4b4f5f509a5189e9fd4714459a0093530280477a817e80c1dca7adcdc51a4737
- 07 R 3f27781a06b73d2608b30211ed58d0d5691414e7c45a3cc189d354901823073a
- 08 R 298be262f15f4b107819103fa693f7384a3deb24107b059829160f6568c6eedc
- root 6c56a0ee8de6cf9387c25f8834d02b09e39ab7552a36c17a4d1dd15119a407f8