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 - PANGASINAN 3RD DEO Award a ₱28.8M contract to R.G. TABIN CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
72ab8e5da027ffcfee364a90ccc3a2c0b55c2baee2c407ccd33e311a6f0eee24
Status:
Included and unchanged
Block:
#4,353 1,660 blocks after it
Position in block:
Transaction 63 of 145
Award day:
Feb 2, 2021 (5 yrs 9 mo ago)
Value:
₱28,805,482.42
Project:
CONSTRUCTION OF FLOOD CONTROL STRUCTURE ALONG ALOR
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 #4,353 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 OO-2", 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 - PANGASINAN 3RD DEO awarded it to R.G. TABIN CONSTRUCTION & SUPPLY on 2021-02-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21AI0025: 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 2021-12-12). 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 72ab8e5da0…0eee24now …
- 2. Block Merkle root changedstored 3f84b97af2…193b7cnow …
- 3. Block #4353 hash changedstored b6bcc55fd8…b56b86now …
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 144 records. Each step hashes the current value together with the sibling shown.
- leaf 72ab8e5da027ffcfee364a90ccc3a2c0b55c2baee2c407ccd33e311a6f0eee24
- 01 L 7123ce563eed12ec72168565d3ec8f7feb5a4619123b4e8a66311298a8e41ca7
- 02 L 0e04334a5fb3058e72c9ac1a7788c349f89f6cd52656f33b5edc5a3682466b29
- 03 L 3cfe29bc0b059a9b156c2a00207858d19c8775e406f2c0da13bcc600b9f35554
- 04 L 3892cf76444b279044239d6cdc265b1c1addd4944fdec7aa7fd7cda52a99e729
- 05 L be688717f94ee965fce2666a4e6ff3a9728ae5db41bda1c7a14fa7e8cb3f3b4e
- 06 L ccddb4335ea696222334bc5aef8372a9fe76254cf75d6c9cfe0da5952685d2c9
- 07 R fc9e03c8b5fcd9c1022cfec724c8ff4f531b5545783310d100444506d25ac90c
- 08 R 7b18e6b59a4b762d75e2c299969b13793495083227314815deaa05eef5b54f8e
- root 3f84b97af21bd95eacef52df40c5c313c54642f5a85eb9e040d9476e65193b7c