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 - NEG. OCC. 3RD DEO Award a ₱3.3M contract to HAKKATAN KONSTRUK & GEN. MDSE.National agencies
Transaction hash:
8ad1d2e6d29123774bb433a7785c61a217c87db2f624f1385001f057adc1c55f
Status:
Included and unchanged
Block:
#1,752 4,261 blocks after it
Position in block:
Transaction 179 of 312
Award day:
May 14, 2013 (13 yrs 6 mo ago)
Value:
₱3,331,005.80
Project:
13GM0017 SB AT TABU NHS, ILOG
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 #1,752 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 - NEG. OCC. 3RD DEO awarded it to HAKKATAN KONSTRUK & GEN. MDSE. on 2013-05-14.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 8ad1d2e6d2…c1c55fnow …
- 2. Block Merkle root changedstored 70bd6da55a…4ef953now …
- 3. Block #1752 hash changedstored f74072cbac…bc7ffcnow …
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 311 records. Each step hashes the current value together with the sibling shown.
- leaf 8ad1d2e6d29123774bb433a7785c61a217c87db2f624f1385001f057adc1c55f
- 01 L 8a41cb227474c31f40fc18d65995e0bdf6a00c6b1e7fb47d2a1a87fe62d2a646
- 02 L 418dc9ecee8d06bbb24d77ad89faed13a532542078f1138e181f0815523d2329
- 03 R 88d07d98f4c88c41cffa310c0f7ff2c97aba23049ddeeb612d7352eff3a2f4d8
- 04 R d8fe1fa6623c220d58b8c39e98a610505b43807513d0541b7102352dea310a21
- 05 L 35f293c5ccf811391c53d1eb077a57cb3e8f3d22b2466e95322903b1041611f2
- 06 L 44a1439a6d0b2e6da39072c98e94a147776c4fec625dfc82fb1a4ba0f6ac91d1
- 07 R 1f1f6af1f2aa5f1a7d51e7baca343f3095d228daba03d55d4e2f7208afec78e1
- 08 L ad2ff41ed8c6bcea50af07fe2c876e74e16e0bb906e54cef0a7314b5c378081a
- 09 R 22c365e5eb881d6972e0cb55cf3fd2445e52a6c34a11df9739c014739f97dba3
- root 70bd6da55ae5ece347e71d689e1e855d2f433c27fad0bc13807bbada4c4ef953