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 - MIS. OR. FIRST DEO Award a ₱1.9M contract to R. DE MESA CONSTRUCTIONNational agencies
Transaction hash:
0bb8822a2ca4c69e99bb19aae6c17ea6ac5fca7581d5cfc70a7933ec7f75050a
Status:
Included and unchanged
Block:
#2,626 3,387 blocks after it
Position in block:
Transaction 16 of 293
Award day:
Jan 4, 2016 (10 yrs 10 mo ago)
Value:
₱1,872,495.58
Project:
15KK0123
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 #2,626 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 "Regular Infra - GAA 2016 Locally Funded Projects", i.e. the FY2016 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 - MIS. OR. FIRST DEO awarded it to R. DE MESA CONSTRUCTION on 2016-01-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15KK0123: 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 2016-04-25). 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 0bb8822a2c…75050anow …
- 2. Block Merkle root changedstored 38163ff808…687281now …
- 3. Block #2626 hash changedstored 9e5fde3cc6…2c8fa4now …
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 292 records. Each step hashes the current value together with the sibling shown.
- leaf 0bb8822a2ca4c69e99bb19aae6c17ea6ac5fca7581d5cfc70a7933ec7f75050a
- 01 R 0bc8a18223b7d8c07c2751befc71b65c219fa6a9628fd8f02efd82cf26ccbf81
- 02 R 09d61a4718fde6d39098b49b2736b4d24fe390e063c67140eb49d903fef98fa4
- 03 R 7461e4c8e27301100108b537efe865c16e016f0a1a0da60e45ec50eb3b13ade3
- 04 R d9b2e4a8cef171205d5ebc5fd66814f01055982e1843a48dc82363dae40fd80b
- 05 L 6153730e322a096c7eb36dd0482fe693c348ca96da1af4abead8f628e59ea4bc
- 06 R e9a7f9a48b55f547bf444d4a8d4d0f2282fb9cffb5a1ec915a56b0ac9c4ea8b6
- 07 R ab7ee710964ce155a5adb3de714c13e134f79e87aff9f86991450d2f310d561b
- 08 R 4f38fa5cc3a4a4ac78990b1260f38da5f6079da98fba14be43fb1f1836bf654a
- 09 R 1d1c9a41c62fbf6bacf0228f6973ba24dad9456ae185afacdf0a6554f0ef93c9
- root 38163ff80810034a657e102acbb44d72713a2d790b8e3a0e650dacfbd3687281