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 - PALAWAN 3RD DEO Award a ₱67.2M contract to MAMSAR CONSTRUCTION AND INDUSTRIAL CORPORATIONNational agencies
Transaction hash:
a960497db68114a28cd23e4e855677fe7dc414ec725d0c81fdb530ac38337609
Status:
Included and unchanged
Block:
#5,850 163 blocks after it
Position in block:
Transaction 1,065 of 1,619
Award day:
May 14, 2025 (1 yr 6 mo ago)
Value:
₱67,189,088.45
Project:
25EG0017-Replacement of Permanent Weak Bridges -
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 #5,850 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 OO-1", 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PALAWAN 3RD DEO awarded it to MAMSAR CONSTRUCTION AND INDUSTRIAL CORPORATION on 2025-05-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25EG0017: On-Going, 94.19% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 a960497db6…337609now …
- 2. Block Merkle root changedstored b77cb8db60…740e45now …
- 3. Block #5850 hash changedstored d071d0268d…ce50e4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,618 records. Each step hashes the current value together with the sibling shown.
- leaf a960497db68114a28cd23e4e855677fe7dc414ec725d0c81fdb530ac38337609
- 01 L a95d5c631a227c73dc2dd53e99f450a2118f616dc87bbc54eb44385cf9def90c
- 02 R 0224ac3cb5d4b2b8ff4a74b43db41d23451f631e3aea6a86536f73ad76f29eb0
- 03 R 223443b0682e42c7c91d78f4796b52237687d113b461489a48dbc1f47fbcd0d2
- 04 L 1427010a003e471c51b8efb0e9135ac7d99ca7ba0a0f8a8f4881d8b31e2e6300
- 05 R 63f91833b04e7ec3e253b07097b10850d86315e3d57f032d83d87d3c20b295a5
- 06 L 110e79878b31c3c5fda5b34e2c235e2b98588d08971f9551e49c88a819b2ac74
- 07 R 79bd5a04b3037ad06485672e1e6962e0b3b66ae74422ffa7812dbdcf2eae8532
- 08 R fa701c2e15ed5eaf3b5cc77686de43a61b4ab86eae302f9ae11309ca0c5f874a
- 09 R f918709541e4422855a9347d9ffc0f438c50c56be547f679899d6b5680ad57ad
- 10 R 975d873415577d9d97ddbcfed9f8e3ce46bfbd67fdc7f9437899e48152d68196
- 11 L d5566b34f3e56f7e2561c838275968eec30d5d7219560c20d63a521c821d6bd5
- root b77cb8db604e784f2f5ce6cd2111b0a7271b66839c3bfecc2c39cbd0b2740e45