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 - CAVITE I DEO Award a ₱6.5M contract to 747 BUILDERS & TRADERS, INC.National agencies
Transaction hash:
c1a39f838d94f4504ebe6a2afc465c67bdfe0702511839853767db1d2be813ac
Status:
Included and unchanged
Block:
#4,749 1,264 blocks after it
Position in block:
Transaction 639 of 863
Award day:
Mar 17, 2022 (4 yrs 8 mo ago)
Value:
₱6,514,888.39
Project:
21DF0172
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 #4,749 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 LP", 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 - CAVITE I DEO awarded it to 747 BUILDERS & TRADERS, INC. on 2022-03-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21DF0172: 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 2022-05-27). 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 c1a39f838d…e813acnow …
- 2. Block Merkle root changedstored a837dadeb4…8c2190now …
- 3. Block #4749 hash changedstored b0d24c97c1…a802f3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 862 records. Each step hashes the current value together with the sibling shown.
- leaf c1a39f838d94f4504ebe6a2afc465c67bdfe0702511839853767db1d2be813ac
- 01 L c054cc7e4089f7fa48a3b2ba7109384c6fc9937738866c6f9cfc4ef15760facc
- 02 L 9de6528a3109c5164f22d275daa3064e46b8d78ba4f5edc5d79e931d0c71e4ef
- 03 L 6ae97a0dd8e4cd6669f5f778348a93e266a0378363c591d3f34dda7a9b28bc9b
- 04 L beb44acc4eb7758541d7eff708abed34689b18abf28eb0eb52a1ca7b4b4f4533
- 05 L 78707acaf2492519dc02cb5171adda4e4b1c88e41c320d68f9274faf367c9f49
- 06 L bce1598ee52e15b68bd9af22fc4c3d64e90bb2d4c1b2a7867ebcb8a8401d59f8
- 07 L c74ece281cac381fcaf11126630140851d1514391ccc0b2118b0bcc29f6cadb1
- 08 R c74b90c4dd7efdf68527b3a45c3d5b7373b9f2f81a0316bd375d8edabccdaaa9
- 09 R fe856e5c7e8c42c098444e2356ae9c7b512a2b7da41f81a81714403c0a6258c2
- 10 L 6ab3c74cf624012158f7f9b792708839f38e3d15387ef5cbcce5e86c07ae91b7
- root a837dadeb4350cf11a03aad8110812082f5fd168dafa62f3917a1126228c2190