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 - ILOCOS NORTE 2ND D Award a ₱18.8M contract to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
dad410fc163b3f210ae95f6cf3739bc6053c21dfd2960811d969ca8887e5ec99
Status:
Included and unchanged
Block:
#3,765 2,248 blocks after it
Position in block:
Transaction 504 of 572
Award day:
May 17, 2019 (7 yrs 6 mo ago)
Value:
₱18,811,739.35
Project:
19AB0073
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 #3,765 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 2019 OO-1", i.e. the FY2019 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 - ILOCOS NORTE 2ND D awarded it to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLY on 2019-05-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19AB0073: 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 2019-12-23). 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 dad410fc16…e5ec99now …
- 2. Block Merkle root changedstored 6e1c0a6eac…6b661anow …
- 3. Block #3765 hash changedstored 1882b9247e…544a4fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 571 records. Each step hashes the current value together with the sibling shown.
- leaf dad410fc163b3f210ae95f6cf3739bc6053c21dfd2960811d969ca8887e5ec99
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- 02 R 3df6ddb2ee011b9c35fff4dbb9665ada147c141d01a25e33a25a51d2af7684c1
- 03 R b6a8793b129966840a4718b76714e351080969685937e38682d81d67e7a7593d
- 04 L 60e837d578e28bee607fd8ee2a1363d8215385ff40862485e3fce56363467ca3
- 05 L aea97553bb64e9f7d2579c9f9b6e098109b9dc4487a81b99a3ecbd9887cadd3a
- 06 L 028a3a6251636123a8713a6364657876542540a1bcbc046a65c2b7670f6ed388
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- 08 L 8491227c42c1053579f5f84a98bf9d8d37564b727a394cd39562e74765d88a23
- 09 L e14fc2a91b424e56643bf8c7e9ab033c8c9649d9dafddcb42bae4ffbd28557a8
- 10 R 9aeea7dd33e2771c5e9f6f1bb43e3c792a07fbd767a0bd5267f481f6c58fd262
- root 6e1c0a6eac84008020a6e77fff529562ca1bf049e88b50b4024558e3336b661a