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 IV-B Award a ₱149.0M contract to YURICH BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
33f1eee80e23cbc4157a3cb7ff748dddbfb08a3ff3d5daa8f2f46ae204e5ed91
Status:
Included and unchanged
Block:
#5,416 597 blocks after it
Position in block:
Transaction 84 of 409
Award day:
Feb 14, 2024 (2 yrs 8 mo ago)
Value:
₱149,014,045.58
Project:
24e00133
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 #5,416 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)The award does not say which budget line pays for it.Not published
- 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 IV-B awarded it to YURICH BUILDERS AND CONSTRUCTION SUPPLY on 2024-02-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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
1 of 8 documents found, 0 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 33f1eee80e…e5ed91now …
- 2. Block Merkle root changedstored 007b7fae81…b3b779now …
- 3. Block #5416 hash changedstored bf2c6ddb6f…2b59adnow …
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 408 records. Each step hashes the current value together with the sibling shown.
- leaf 33f1eee80e23cbc4157a3cb7ff748dddbfb08a3ff3d5daa8f2f46ae204e5ed91
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- 02 R f9bac4549402b4f59f0595bf224866d8461b82e7a0f6adb7560bf0840126322b
- 03 L a970d1c0f0b4ed51d85be23fbfe3352da4806d14a983c60ebaad42b26a9562b6
- 04 R 08b014d93611a5ab6361ad8c054adf3edffe7d473632c3dd6d12366fc32f8b64
- 05 L 235df741dbd76e2f86afe9561059a66812a2b9896dbb1054ac8f739b68affa77
- 06 R 642713029f0eb023d276d0faf661aa004c12ab67f8850f3da331ebe1fb173524
- 07 L ee20064b4999c496c4bb68c39b89102332905f8db59b6831abd47ac3a7f42981
- 08 R b5f7604d331762d5c6fb7c82085a09bb84bd8d6972cadf8dbfe7486c8a85fc30
- 09 R e2c79baad2b46d46af27cc33a843d2ca5be91ef934a726cb7c51c4c54dade007
- root 007b7fae811cfd46d0c9b142d9641995b0b5253f1db86fa7ecc9cdf9abb3b779