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 - PALAWAN 1ST DEO Award a ₱6.2M contract to LEA & SONS TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
7d13a38bd082b56e3ea7c8a6642f1004aaa23904fa4f297995bc3ac9bd566536
Status:
Included and unchanged
Block:
#4,377 1,636 blocks after it
Position in block:
Transaction 169 of 377
Award day:
Mar 1, 2021 (5 yrs 8 mo ago)
Value:
₱6,210,656.40
Project:
21EE0080 Construction/Improvement of Access Road
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 #4,377 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 2021 CSSP", i.e. the FY2021 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 - PALAWAN 1ST DEO awarded it to LEA & SONS TRADING AND CONSTRUCTION on 2021-03-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21EE0080: 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 2021-06-02). 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 7d13a38bd0…566536now …
- 2. Block Merkle root changedstored 427efec486…866f89now …
- 3. Block #4377 hash changedstored fd439fa0ee…c4d343now …
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 376 records. Each step hashes the current value together with the sibling shown.
- leaf 7d13a38bd082b56e3ea7c8a6642f1004aaa23904fa4f297995bc3ac9bd566536
- 01 L 7c7301f3c333f6d38c1c89fb3589526ffa8d3718195ab45902836e913e254d5d
- 02 R 1dc24b31659271a73b1fdc540f3d858ff4dcb4cf910694f19f0e4660423bcbd2
- 03 R 0eff34c26f251a961ca01fc9324655a0d3dfb4255ad4e46db5f67821ea795d96
- 04 L f061e8a22d2f908929048fb73ccdc7a45ec19ed1870aac3b85556a6e72d5df6f
- 05 R bd8294ec00e7d5f837b62fdcbea84cee9898518afbad28eb2484fb6fd8420e6b
- 06 L 30f32b90e1a855ff7c30a43a7bc64eb441d077e3b2689c4b19a58cfdea15f417
- 07 R 0ee30f15e0273fb7d1cbc654851c1e70e9a836f43394f59396e88503ac21ea29
- 08 L 73f0028af3a9dd51f7951bc8cd6334cceafee8f95a3b4f4d5e190a1151acafbd
- 09 R 0a7e03f838232178e58017eeb9d910d94c9cb802cf5b9f7472133e8e4b8aed7b
- root 427efec48666f07a4933c74aa7030c56b32ed70571a3ab3c5c451a8578866f89