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
PROVINCE OF TARLAC Award a ₱4.0M contract to HIMULICO CONSTRUCTION AND SUPPLY CORPORATIONProvinces
Transaction hash:
585ec3eed7fce59fc91d1e82782c2c5971a271af9dc231ce89f8ee54333051f9
Status:
Included and unchanged
Block:
#5,580 433 blocks after it
Position in block:
Transaction 112 of 288
Award day:
Aug 1, 2024 (2 yrs 3 mo ago)
From:
Value:
₱3,995,901.15
Project:
Concreting of 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 #5,580 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)The award does not say which budget line pays for it.Not published
- 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)PROVINCE OF TARLAC awarded it to HIMULICO CONSTRUCTION AND SUPPLY CORPORATION on 2024-08-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Tarlac gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 585ec3eed7…3051f9now …
- 2. Block Merkle root changedstored 3fa9ca24c9…7ee41bnow …
- 3. Block #5580 hash changedstored 74b9a1ec40…80fdc4now …
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 287 records. Each step hashes the current value together with the sibling shown.
- leaf 585ec3eed7fce59fc91d1e82782c2c5971a271af9dc231ce89f8ee54333051f9
- 01 R 588f530f93e0bbf67e33620c3ad33103da7009ab726d7129b838102b15016f5b
- 02 R ad0f5a8ef1ad61987ed131d951dbe686233370077853e9a935db55b1360b79fa
- 03 R b23d02694e79bb4218a913ffea507218f540324d290a88f1be5fe2a75746e485
- 04 R 7d42b9737fd1a263c5f585bb1ce4fe2c893baebbb316102d9ff3d3d4c59560c0
- 05 L be5bef900ec38a832a73401267d0edff4d702f5b8acb3814f16fb418aa314f4e
- 06 L 4ec8c10b07c03fb6302b335fe2b88292a2911a94c00d0d8837c537a7a712dd5a
- 07 L a9e5372d116e5dd7b0d283ac47154ba04c6f3793a3e9f47f428333935717d9c2
- 08 R f50072a7c487b3e8da5d47fc332e7249b5c0d965cd5d17ef21492c0cbce8488c
- 09 R b771f27d845a1f4aaaa2939ee1c1043395a70103797540e6cdbdfec32b5b5a20
- root 3fa9ca24c9102049e0597571f325e8f887fdfb25a3eca032a3233193bd7ee41b