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 - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱4.9M contract to KYMEARL CONSTRUCTION SERVICESNational agencies
Transaction hash:
b7d66e2bb62e6fe0a1e250fd2027fcf0a8d0e66889535d5af3b367decb8d7451
Status:
Included and unchanged
Block:
#5,775 238 blocks after it
Position in block:
Transaction 713 of 1,012
Award day:
Feb 17, 2025 (1 yr 8 mo ago)
Value:
₱4,941,703.94
Project:
25GB0023 -Construction of Multi-Purpose Building
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 #5,775 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 2025 SSP", i.e. the FY2025 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)DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to KYMEARL CONSTRUCTION SERVICES on 2025-02-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25GB0023: 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 2025-09-15). 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 b7d66e2bb6…8d7451now …
- 2. Block Merkle root changedstored b07528bd2b…46a473now …
- 3. Block #5775 hash changedstored ee8d08f69c…f7df53now …
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 1,011 records. Each step hashes the current value together with the sibling shown.
- leaf b7d66e2bb62e6fe0a1e250fd2027fcf0a8d0e66889535d5af3b367decb8d7451
- 01 L b762b509b8d58881a7db953db3c01a70258188eddcaa7ed24f84e118280c35f7
- 02 R 593396f3228c972baff1ea9e88e5c704f1a5d1d69a4d215315f22b4651ecbd16
- 03 R f9a25ad41041180cff902d275fac7cadb0aeba12de75b283e8766185f92a5517
- 04 L f4d71c1b3060e4fa79d10b75f3d273a5c712872077b2caf559ec0cc6f9acb5ea
- 05 R bbfa0f797cb75cf93fcbd0e1a6a91d5208f41d83d1287d403f9d20f5494c7f2d
- 06 R f5d6b2d4c1ff5d6179063670850d632be6ca25ef3af8673d75b4f10c17669069
- 07 L 11d8457b188db43395faf6b51bec072b9842ef492e0dff593edad6429ab502e1
- 08 L fcfe69e609eabe4734b2f7b88de8b612136c93c63c7a7bc95d37c979c6474ce2
- 09 R 338cc25a6516c2171176610a72bf6d12d2959b562aee739613dacef77cbb412e
- 10 L 43e5663bec32e0fe0f1e0879eaa098c51232f50f2242455cae5c61322d0b2e80
- root b07528bd2bbebdc2d851a575a1259dd627dbf93d0ca6aeaa59766d9a5146a473