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 - CARAGA Award a ₱9.7M contract to A.T. DUMLAO CONSTRUCTION, INC.National agencies
Transaction hash:
3d4f7d4e02389295539e9eed039ca8e911fe6606f6c7192e9a337073f25b6c5f
Status:
Included and unchanged
Block:
#3,564 2,449 blocks after it
Position in block:
Transaction 58 of 181
Award day:
Oct 17, 2018 (8 yrs ago)
Value:
₱9,668,937.88
Project:
18N00097
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 #3,564 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA awarded it to A.T. DUMLAO CONSTRUCTION, INC. on 2018-10-17.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 3d4f7d4e02…5b6c5fnow …
- 2. Block Merkle root changedstored 53f43ea3f1…98b8c6now …
- 3. Block #3564 hash changedstored 312a71c0ec…5d917dnow …
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 180 records. Each step hashes the current value together with the sibling shown.
- leaf 3d4f7d4e02389295539e9eed039ca8e911fe6606f6c7192e9a337073f25b6c5f
- 01 R 4200e03322f89e563c485a53d37ea5ebe705e1f100827077c7e0fb64b7767f5a
- 02 L b9ad10ae6854d9d4dda6e71e59f89509197a6d341eb332e5da42520b346aca2d
- 03 R 9440f21934e1fd1e16351aa1ad9e736776746739fac3ee4cfbd10339e0373b8c
- 04 L bd4ba9e7d6b3d4d5afb4eb4dce9f1d59601a639ab6cd69cd40521d15a35f2477
- 05 L 516383523c0da32f135a04ba201c0651900279d56ebf38c067948ad249e343e1
- 06 L e13128fa12aeeef1286f0100f002e2a3e4106cd022b78752b2a894d83aaf6908
- 07 R bfa1516a1f1a7d4e6e5218d2462fd89b08dadd15851cb9ed258d7efdb1a5582c
- 08 R 4c00919bcc9941d1d0c2e558d924164bcfd401567f4a237a063ba10f4f6596d9
- root 53f43ea3f111199235b540cbaa593cabcd3215c81806de33de1e86c4e198b8c6