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
PROVINCE OF APAYAO Award a ₱1.4M contract to ARESEF ENGINEERINGProvinces
Transaction hash:
90cc81acffbdaca30b02ec6c77279f4446b00ea47ad5bb4e0fc2449164bb4daa
Status:
Included and unchanged
Block:
#4,245 1,768 blocks after it
Position in block:
Transaction 98 of 192
Award day:
Oct 9, 2020 (6 yrs 1 mo ago)
From:
Value:
₱1,448,859.21
Project:
Completion of VIP Cottages, Payanan, San Gregorio,
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 #4,245 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)PROVINCE OF APAYAO awarded it to ARESEF ENGINEERING on 2020-10-09.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)COA's CY2024 audit of Apayao gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 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 90cc81acff…bb4daanow …
- 2. Block Merkle root changedstored 958756bddb…7712d9now …
- 3. Block #4245 hash changedstored 29b79e1063…8c7b17now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 191 records. Each step hashes the current value together with the sibling shown.
- leaf 90cc81acffbdaca30b02ec6c77279f4446b00ea47ad5bb4e0fc2449164bb4daa
- 01 R 91d3e2d363b5142105d27d0dbab4df5e03c69625ab66a272aef14e4ebc9fa4f7
- 02 L 0c2d228a8db635faeb6a1a1d01cbcb4eb18517694b7260e246b76cb859043dc2
- 03 R f36a66f729b27335d67f02eed384ec3263d6cc44e9605ca99bbefe2dc2a5c25d
- 04 R aad673fe3bfe1a448333630b4811a0e48c50cf97ea58b8b32fa87a143cb74b63
- 05 R 858664c107da321ed439bc43e65b540815c22d871db1acb7fa1187227ca62e74
- 06 L bc687f5328de92a10af6d5b06bb7f69eea6ba1139b5abb288e97c5263e874658
- 07 L ceb6e0ecd6ac66748ec2769f089cf5ee9d9dfaaaa4b23098141e6f7e7d1f0e1b
- 08 R 99818d13d5a6af43aa19d3a4b2b3a80458ef56237e47c31b6314b37536702561
- root 958756bddbc7abdca897ff113c07ff80fc617b91636cf0d8e7c8c5f3347712d9