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 - RIZAL II DEO Award a ₱2.9M contract to A.J. LAVA BUILDERSNational agencies
Transaction hash:
51694aa4f5d2a96e3acbd8a440d52fc400403d5679990572e1dd6c273dc436a8
Status:
Included and unchanged
Block:
#3,145 2,868 blocks after it
Position in block:
Transaction 37 of 114
Award day:
Jul 27, 2017 (9 yrs 3 mo ago)
Value:
₱2,932,498.35
Project:
17-DO-0075
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 #3,145 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 - RIZAL II DEO awarded it to A.J. LAVA BUILDERS on 2017-07-27.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 51694aa4f5…c436a8now …
- 2. Block Merkle root changedstored 2a35afbbb7…24a4b7now …
- 3. Block #3145 hash changedstored e5aa83eee2…ec7709now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 113 records. Each step hashes the current value together with the sibling shown.
- leaf 51694aa4f5d2a96e3acbd8a440d52fc400403d5679990572e1dd6c273dc436a8
- 01 L 4eeca60fd66a3953516c58da797f3791442697c9e1a526f0bc3c06b92791d6b9
- 02 R 4c1f1072e6ae307e5d5e03e6877fa289ba2e46ce2caca5287532fb85479fdedd
- 03 L ba7a12d38e2146643bdaf2aa4620788f7cd869dddbbdde2ed5bf687e92c9dcde
- 04 R 8a5214d3d638c27d61d9c80a4221c8a7b30778ff702143997b8c66b58dd1121b
- 05 R b8c2ce07225ad6ce236ef6e249883385f5e2729fedbc006ec60bd352b251b22e
- 06 L 7c73b066071a50b95ccfb91f64495836fecfdfc13ed8ee2e31b05b7dcd59129a
- 07 R 2fd4a501158208721eb3a9f539b2285c9ebdd08188d45bb051dc910be5fc0b97
- root 2a35afbbb76581c9bde1ac6d4e0012769d7ed4785c6d3511ca0316f97b24a4b7