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 - ISABELA 4TH DEO Award a ₱2.4M contract to DIAMOND J BUILDERSNational agencies
Transaction hash:
a106486b7c4e3e09577f8a48e4dd24276f536e248fa90da243a2d64ec9ddeda6
Status:
Included and unchanged
Block:
#4,051 1,962 blocks after it
Position in block:
Transaction 132 of 209
Award day:
Mar 13, 2020 (6 yrs 8 mo ago)
Value:
₱2,395,500.00
Project:
20BH0086
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 #4,051 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 2020 LP", i.e. the FY2020 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 - ISABELA 4TH DEO awarded it to DIAMOND J BUILDERS on 2020-03-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20BH0086: 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 2020-08-28). 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 a106486b7c…ddeda6now …
- 2. Block Merkle root changedstored 9b94f89e0d…e27c34now …
- 3. Block #4051 hash changedstored 9083b30306…52c12fnow …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf a106486b7c4e3e09577f8a48e4dd24276f536e248fa90da243a2d64ec9ddeda6
- 01 R a16c69cd6b81680b610f5ebefaebbcb58cd6d8f83079773a9ebb8f6018049149
- 02 R f1f3d8ec3bd7c99a479ea583706099707610142687d5cf325f8cc7d41cd4ff06
- 03 L b9972da7f3a75ded28a1c3045239003e74569975709b93f21c74b120aad10f47
- 04 R 3ad64074e38493f440e21e10c7cc6ba27996129c3a53fa8c6fbbaa4861431d4c
- 05 R 03519f10a38177958e3448794436c1859eb488ddf8d0e0032743ce6fd5edcf44
- 06 R b7d68b8d1cfd64c588d1ffcef9b61968b5663279c1488012b4295094a1e2fa08
- 07 R b16b33dfe56781e375eebdd783254e306ab9da8e6446354229bc6b86a5ab79a5
- 08 L 1705000ca3a01071f403ce89ce6e743fe9b5702662639c566c38c4342e1c981e
- root 9b94f89e0de0d6e8491dde91a93c1ede66bdd37ec8be9e986fd420a991e27c34