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 - QUEZON 1ST ED Award a ₱290.3K contract to ZELAN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
ee3a0fcfbeb32beae1f649ab8f553f39feeb4b4794858d8f20e406f6b0c3d2f3
Status:
Included and unchanged
Block:
#1,925 4,088 blocks after it
Position in block:
Transaction 142 of 153
Award day:
Nov 25, 2013 (12 yrs 11 mo ago)
Value:
₱290,339.58
Project:
13DK0141J
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 #1,925 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 - QUEZON 1ST ED awarded it to ZELAN CONSTRUCTION AND SUPPLY on 2013-11-25.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 ee3a0fcfbe…c3d2f3now …
- 2. Block Merkle root changedstored def4b18fb8…d65890now …
- 3. Block #1925 hash changedstored c035795107…bde88fnow …
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 152 records. Each step hashes the current value together with the sibling shown.
- leaf ee3a0fcfbeb32beae1f649ab8f553f39feeb4b4794858d8f20e406f6b0c3d2f3
- 01 R eea9dd7d863f23d9ba74c3ac97af86481b137a0e5d9d7641145e55b8299681e5
- 02 L ee8eacfa42b5afd1dbd92cc358a7a21fc8fa381a3055e2ed866f3cc341e8520d
- 03 L d0b8f8b0f984d553ec6717cd4306db5917f18df64f208adc51e064a8f1ced439
- 04 L 0df9a6f620119d2e85aef2c4e0b3346d33240306864bc2298b7ee05c82dccc3c
- 05 R 90119a4576c060f6d6393ca3d68dfaf9dd07f394154e91dd809ec8efd0e91f65
- 06 R 9fe0cdd9febbffc688f5a6c9a23cd3badb26dcf445778a290d6a0b42525e2da9
- 07 R 890ef85af407f7bde2bf16d83a85221fedfd8af0b9f2c19c949b0724b09a4840
- 08 L aa0a2e1197946498e569b8715c45e887080fe9c4d7a5f5264c8385004d08bfd1
- root def4b18fb8c810c79cabf37697808a697d3942c510c9029a90ad0a631ad65890