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 ANTIQUE Award a ₱994.9K contract to CTG CONSTRUCTION & ENTERPRISESProvinces
Transaction hash:
8afcf96dd127384f9cdc2ebf32063e49928b3d15a372253c61b3f34625484c1d
Status:
Included and unchanged
Block:
#3,510 2,503 blocks after it
Position in block:
Transaction 143 of 255
Award day:
Aug 20, 2018 (8 yrs 2 mo ago)
From:
Value:
₱994,940.83
Project:
Construction Projects
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 #3,510 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 ANTIQUE awarded it to CTG CONSTRUCTION & ENTERPRISES on 2018-08-20.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 Antique 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 8afcf96dd1…484c1dnow …
- 2. Block Merkle root changedstored d58def81b4…d5528dnow …
- 3. Block #3510 hash changedstored 9b45069f93…64721bnow …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf 8afcf96dd127384f9cdc2ebf32063e49928b3d15a372253c61b3f34625484c1d
- 01 L 853b6042496833b41cd5ae840a5205f732a393adc8d6ec2bdd718163c4ee5126
- 02 L 2d43d2a1f214e49f4b1e0119b78e7d49d4763980a1287995ca9b0b6fb633aa0d
- 03 L 9a742a9a612352215044f5cb4ccc92ffc742761be80ab9c5827bf9a564af37f9
- 04 L aecf4fde825ffb3797915dbd0b9359d5cb93c98ed157cce135ded8ff9c727f65
- 05 R f540e85f79ef52469e1f91d8c3c538a23dd831f8d210747c0c81383650deead7
- 06 R 79701b5128b9601492261690cb33af6a472ca1cb39dbdf0638c9b3ca7cfd53cb
- 07 R 2daf66ce2aa625522c87bad477d72425b5e4255ac5c2e5fa67c4babe3c28d093
- 08 L 8a7abb5f50b48c34bf31a3e3a7b59d7abac6c96b7d14e2e7d809ba6185e162c0
- root d58def81b4d6c49c178e1e9ebdf7d5cbba00519aed5b3278383f2b5d30d5528d