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 - REGION I Award a ₱46.8M contract to MEGAPOLITAN BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
56f2546f219fd331a3cd5def7d1ee07d5037921617e0023f91936624bc6fe102
Status:
Included and unchanged
Block:
#4,644 1,369 blocks after it
Position in block:
Transaction 115 of 370
Award day:
Nov 29, 2021 (4 yrs 11 mo ago)
Value:
₱46,812,143.92
Project:
21A00186
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 #4,644 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 - REGION I awarded it to MEGAPOLITAN BUILDERS AND CONSTRUCTION SUPPLY on 2021-11-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21A00186: 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 2022-04-08). 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 56f2546f21…6fe102now …
- 2. Block Merkle root changedstored 0433cff361…f6352bnow …
- 3. Block #4644 hash changedstored e608b293da…705a4enow …
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 369 records. Each step hashes the current value together with the sibling shown.
- leaf 56f2546f219fd331a3cd5def7d1ee07d5037921617e0023f91936624bc6fe102
- 01 L 5688df42d78ba65d5b884794aa6c7559c9f7c9b028c2c6dfa96e36e1eccab8dd
- 02 L fbd7ad0dea1c2496175c0c83a57c091005b639a31cc9906b289f505dc509fc2f
- 03 R 273ff2cfa4bfa6de358b6b96785f63353609f1bd5a9d8ad0ec8586ba215126d7
- 04 R 5b948344e2187e3a018dbee91fd4fdd0531c9ca7d7b3ade2bfae72cba5994e54
- 05 L 4519a4ff851c0cbb14585101335b0587535e8b5930e8a609ea2f4ed3cddabd9a
- 06 L 35e969cab7f39cc0456728b1891fa9b737e266e1ba94df78752047d24945c209
- 07 L fbfac78bfcdc5dac96e2703775bffa569515e5d4bf0576c0c473120c0f44f29c
- 08 R ebc46000392a3ef4429987fe105d6cfaa72990a9097c49e319d560910f25c0d8
- 09 R b79713d7e1c9d579740b7eddb2c9a32b2e535ab11c71b5a95d2dc9c1355de991
- root 0433cff361931af3aa211fde4ca0d05fb54d0cfcdf74fa0d169150f275f6352b