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 BATAAN Award a ₱1.3M contract to N.V. BALBUENA CONSTRUCTIONProvinces
Transaction hash:
e7f8f2c2c48bd4aa3f2d00ebd405012963899e5fb7fa7f3fe7c209ec07fd4faf
Status:
Included and unchanged
Block:
#2,650 3,363 blocks after it
Position in block:
Transaction 199 of 215
Award day:
Jan 29, 2016 (10 yrs 9 mo ago)
From:
Value:
₱1,293,664.59
Project:
Construction
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 #2,650 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 BATAAN awarded it to N.V. BALBUENA CONSTRUCTION on 2016-01-29.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 Bataan 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 e7f8f2c2c4…fd4fafnow …
- 2. Block Merkle root changedstored 83f965bbc0…21ba5dnow …
- 3. Block #2650 hash changedstored 8eee58e394…f8dac7now …
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 214 records. Each step hashes the current value together with the sibling shown.
- leaf e7f8f2c2c48bd4aa3f2d00ebd405012963899e5fb7fa7f3fe7c209ec07fd4faf
- 01 L e671914ceb111d998ce1d45067051f5d0cb4bc7f14b2bf11516d4f769834d365
- 02 L 3ed60236f66e4d51dc3ebabe1253c86c3ebb429f037cd0205f507b0f830f0afb
- 03 L 4f01769792ca9c0204fe43b153652ba83119d0e4d676bfab14de898d2c2f97a6
- 04 R abce414d0ff059597665be96698f444ef9fd0492222286fd511ea4a1ff030db0
- 05 R ddc37fcabde18717208548698941dcbcb94902843ddbefb69a02f727fd973332
- 06 R 193eb08f2293dd72bdaaeb4152dcdef6fe245960950b80502e425cee3140f5f5
- 07 L f603aeb05173e154ee9c2002637f9861eabcd8c97a83fd2d09f821ac0894748e
- 08 L 6ae9d9314adaa202d79251d7783e51992fd6e2e624775055ea91926e0faadf6d
- root 83f965bbc0122c9b4eb1a8a1b6a0ee12d76769f028c2cfb0fc1c2ed65c21ba5d