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 - BULACAN 1ST DEO Award a ₱950.6K contract to MARGARITA CONSTRUCTIONNational agencies
Transaction hash:
36201029fbda024efeb4c84e8593c29491bd2b755b91a116c82cfdede3b2e5fc
Status:
Included and unchanged
Block:
#1,853 4,160 blocks after it
Position in block:
Transaction 23 of 97
Award day:
Sep 5, 2013 (13 yrs 2 mo ago)
Value:
₱950,562.96
Project:
Const of roads Maunlad Homes Mojon, Malolos City,
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 #1,853 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 - BULACAN 1ST DEO awarded it to MARGARITA CONSTRUCTION on 2013-09-05.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 36201029fb…b2e5fcnow …
- 2. Block Merkle root changedstored 02d3082c83…d4370cnow …
- 3. Block #1853 hash changedstored f702e2c09e…1fa592now …
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 96 records. Each step hashes the current value together with the sibling shown.
- leaf 36201029fbda024efeb4c84e8593c29491bd2b755b91a116c82cfdede3b2e5fc
- 01 L 344e4223a5ee0074512628a78db6ac85b75f602eaf449dceddbc54256e94c913
- 02 L c97d1d0ec15cec0e57d06a678db24778daf1adb198c42b1dde0c38267fd9c37b
- 03 L 314cd6326d6b4dfab15a7bedfeb6cce4c8f0a8cb278386453706177d0ef05f22
- 04 R 0b93f4b8c5ed806734da000557bb54688aaa2e078b7fe03d4c79879d5522abf9
- 05 L 877f95696540e315b21351fec710dfc90ccbe25367aaf0f1267688d4cd4ed152
- 06 R 64db438a467fda696ccc671f8ac30c0a09f6d2b22a3c0f4239ebbd075e674a60
- 07 R b34463567d6eef0574ee8026fb57c2893cd5634ec5d58df2b36f8f9cbc3383ae
- root 02d3082c83291bc41272b4e4853f0e1791302de822b187fefb56d0bc64d4370c