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 ₱18.1M contract to DUMDUMA CONSTRUCTION & TRADING CORPORATIONNational agencies
Transaction hash:
fe60461ccd5f552fdeefff340fe0eebe33942df1d040e839a4ea515a53df7a3d
Status:
Included and unchanged
Block:
#3,465 2,548 blocks after it
Position in block:
Transaction 291 of 297
Award day:
Jul 2, 2018 (8 yrs 4 mo ago)
Value:
₱18,087,531.52
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 #3,465 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 2018 DepEd BEFF", i.e. the FY2018 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 DUMDUMA CONSTRUCTION & TRADING CORPORATION on 2018-07-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18HK0105: 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 2020-10-20). 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 fe60461ccd…df7a3dnow …
- 2. Block Merkle root changedstored cafc877076…6f02b4now …
- 3. Block #3465 hash changedstored b4e40a7c5d…1e7db0now …
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 296 records. Each step hashes the current value together with the sibling shown.
- leaf fe60461ccd5f552fdeefff340fe0eebe33942df1d040e839a4ea515a53df7a3d
- 01 L fe251844780bd5d849dbbd4c868715c7a2b2ff7b4339137fd7e96579ed67c019
- 02 L 4f052d3ca9478d6447bf779695c36cdc8104addf79ed836ee6382942b85ff8b0
- 03 R a1745fbfc10887b802c9acb11460ce75e134c8b523444af51eb1324a0a17b0fc
- 04 R 09955b41f2923110c8d64c4fa726ee44f71876870a0a93e6e125659eeb80ddc5
- 05 R 7954dd0642d2fa022bb5ef480507a29d715e2b81b16af7c39f983232b833a7d4
- 06 L 8a50332435dcdfb7b5cb5e19c9019b81776659f277b0488558fa2c164f67dad6
- 07 R a1251707d73aabd6a40607df869ff8aafb85c248ec3d5ddf8b31a1ccdd82f9c5
- 08 R 25ca6501a00737449c2b5799395769978eb53e79341a660f36710ddde62a9723
- 09 L a9594548c00598b1f3683034a5710c269b059a827db233d1ac457b12e8bc2cb5
- root cafc87707684dd24152ddb70e03b152de70925dc44ea65176174d89ea16f02b4