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
DPWH BATANGAS I DISTRICT ENGINEERING OFFICE Award a ₱1.5M contract to DATZLAV CONSTRUCTIONNational agencies
Transaction hash:
18253f768c1938a29f7ae2dcfd876b8e52ee1b1d22fde7f4b83e8a59413ce000
Status:
Included and unchanged
Block:
#4,868 1,145 blocks after it
Position in block:
Transaction 22 of 194
Award day:
Jul 26, 2022 (4 yrs 3 mo ago)
Value:
₱1,455,074.20
Project:
22DB0149 Repair/Maintenance of Matingain Creek Rev
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 #4,868 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)DPWH BATANGAS I DISTRICT ENGINEERING OFFICE awarded it to DATZLAV CONSTRUCTION on 2022-07-26.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 18253f768c…3ce000now …
- 2. Block Merkle root changedstored 5fd6305c03…9bd646now …
- 3. Block #4868 hash changedstored 94645281da…70cb9cnow …
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 193 records. Each step hashes the current value together with the sibling shown.
- leaf 18253f768c1938a29f7ae2dcfd876b8e52ee1b1d22fde7f4b83e8a59413ce000
- 01 R 182862b01893d0d488317247fb70beeb6c1cbcc5a8049f248115477d40120377
- 02 L 718426e0542722dda748c6ac79319584f05be0c73f2fe9895869872134ab7dc8
- 03 L aa50d2bb7485be79f15d6a89bb7dd6a721127e6fb9f108fb13c48f0c2be189e7
- 04 R 313b0f776b8574518f71ac4263a592306c861c4be99b22e2ae2c33de7cf54ca7
- 05 L 6abbea082ce0cc6ea4a02493483081c23d8ef9e36420d22167576bfb79311264
- 06 R 5a7b3166dc817f84420b89a0d0e54c77f9b82a1534e30ff37db09bf2cd9ecce0
- 07 R ba3bb3768b53020dd6cd6b68111992fcdebede213b5945f777de9f70be7890ae
- 08 R a948ab817d983fae0946680aa550a0075a4165e0ec3e489678dce01d2343d097
- root 5fd6305c03d5be64b189cff6357a50b4c2caff4aeb218971fee69d770d9bd646