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 ₱2.0M contract to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
bd344dbfce09c24ea5911a5bddffee8e180f77c0e6f4ce0deefd70a42df676d3
Status:
Included and unchanged
Block:
#3,315 2,698 blocks after it
Position in block:
Transaction 199 of 276
Award day:
Jan 25, 2018 (8 yrs 9 mo ago)
Value:
₱1,980,000.00
Project:
18GM0057
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 #3,315 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 2018 LP", i.e. the FY2018 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 - NEG. OCC. 3RD DEO awarded it to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLY on 2018-01-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18GM0057: 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 2018-06-05). 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 bd344dbfce…f676d3now …
- 2. Block Merkle root changedstored 2cd2e081f9…7151f0now …
- 3. Block #3315 hash changedstored b8ef4ef8d0…fded00now …
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 275 records. Each step hashes the current value together with the sibling shown.
- leaf bd344dbfce09c24ea5911a5bddffee8e180f77c0e6f4ce0deefd70a42df676d3
- 01 L baeb1bafe3ba2b9e804878101e1877db06edebb8490189933be5b005dc3a6ef3
- 02 L 3e65dce7e1f5b1dcb33b4bc1f28065b9d2d0134259a9e9398391917e402bb1ed
- 03 L dd40f8ed09933f59d835f2ace14ea54f8e8ce35a18baa3dcdd079bbfc29f9b7a
- 04 R 538ec6dea202351182acf8a6ee181044ac1a3dbac7b4418de2219d547837ea02
- 05 R a65f6d212b6c51ee8eed9572d1c1196f820c4f9e749bd31b169f7d7d851b8525
- 06 R 24b1506c58f604bc004fc955f11c5001c7c0d2d58e13eedab69bf882e1ad9691
- 07 L 8ef74b1a92613a117c121d6fd615b496cd9d3c52a0bb95b8d5db5f257c30f3b6
- 08 L 5d1c8aea0bdd53f42b944708cd753c4c8652ae4f7018b5a8d3a60dd6a753cfbc
- 09 R ca0822007482dd942c72a44687ef50c2288a9cbc085dcd291612c5ca3fc14be7
- root 2cd2e081f9d5f3c3a42da6a6903f167931a6966df86c25c06665c4c64d7151f0