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 BENGUET Award a ₱4.5M contract to TANGAYAB CONSTRUCTION SERVICESProvinces
Transaction hash:
b4e47ee174da78ace0a2c5af8aa3d6fbe20fabc1169ea3fe81c732ad9158fbf3
Status:
Included and unchanged
Block:
#5,465 548 blocks after it
Position in block:
Transaction 341 of 461
Award day:
Apr 5, 2024 (2 yrs 7 mo ago)
From:
Value:
₱4,499,499.00
Project:
A. IMPROVEMENT OF BAD-AYAN PUGO - LAM-AYAN SINTO R
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 #5,465 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 BENGUET awarded it to TANGAYAB CONSTRUCTION SERVICES on 2024-04-05.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 Benguet 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 b4e47ee174…58fbf3now …
- 2. Block Merkle root changedstored af1673c2e5…9fefa6now …
- 3. Block #5465 hash changedstored 7fef96c5d8…c826d6now …
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 460 records. Each step hashes the current value together with the sibling shown.
- leaf b4e47ee174da78ace0a2c5af8aa3d6fbe20fabc1169ea3fe81c732ad9158fbf3
- 01 L b4a93fe142989b60381915fd8bfcb6eb3d95791c1bf867d4c3c976475c669adc
- 02 R 1f745be1d743e8bfa6311ffa34a010e52b42cb96feb66c0b46f54fe72290b68f
- 03 L bb53717d5ad513177c7f126ee242b555f9e2220dbcd24f2cc356b8e8f8cbcecc
- 04 R 59e130d5accfdf0b3273911534e60b9c4869c56de30c27156e9742d9f533f2ce
- 05 L 13ab6b5460563767a618bc25daa30b779e64bb9ec6be3a7a30a0a715f5cceb70
- 06 R 58cce1063604243f5806d9347c6a6b2dc22cdbcd1a9303624ddf2c2c7753561f
- 07 L e3af6550cf04d337a58a0aa3f543aa893f63a29d17f74cc11a12479adcfdf30a
- 08 R e72cfbf966e3a5cc6569c9bc4753fd1a087241d7a281498b74281a575c1054a6
- 09 L b24a18e7a16af7c270dc7905ed7b3a5f3fbbe18c7c4e5b4ed5bd385cdf03634e
- root af1673c2e5b363586a552b796272ea468446ab7e6ddfb093d50c24e8eb9fefa6